Management of In-patients with Loose Stools ... - NHS Lanarkshire
Management of In-patients with Loose Stools ... - NHS Lanarkshire
Management of In-patients with Loose Stools ... - NHS Lanarkshire
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Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Section E1<br />
Effective From Sep 2010<br />
Replaces Jun 2010<br />
Pages 1 <strong>of</strong> 31<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
Guideline Objective<br />
This guideline aims to ensure that systems are in place to prevent and<br />
control infection and communicable disease by underpinning national<br />
polices. It outlines the criteria, responsibilities and systems required to<br />
manage specific conditions/ infections. The goal <strong>of</strong> this guideline is to<br />
protect <strong>patients</strong>, staff and the public by effective prevention and control <strong>of</strong><br />
infection and communicable disease.<br />
Compliance <strong>with</strong> this guideline is best practice. If you have any<br />
concerns please discuss <strong>with</strong> your line manager who will consult<br />
the local <strong>In</strong>fection Control/Health Protection Team for advice<br />
E 1
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Section E1<br />
Effective From Sep 2010<br />
Replaces Jun 2010<br />
Pages 2 <strong>of</strong> 31<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
SECTION E 1<br />
CONTENTS<br />
Page Nos.<br />
<strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong> <strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak:<br />
Guidelines for the <strong>Management</strong> <strong>of</strong> Patients <strong>with</strong> Clostridium Difficile<br />
E 1-28<br />
IS IT A NOROVIRUS OUTBREAK: A DECISION TREE TO HELP<br />
CLINICAL STAFF<br />
E 4<br />
1 MANAGEMENT OF IN-PATIENTS WITH LOOSE STOOLS E 5<br />
CLEANING SPILLAGES OF VOMIT AND FAECES E 6<br />
SIGNIFICANT EXPOSURE/CONTAMINATION TO VOMIT & FAECES E 7<br />
2 GASTROINTESTINAL OUTBREAK E 7<br />
RECOGNITION OF AN OUTBREAK E 7<br />
WHEN A SUSPECTED OUTBREAK OCCURS E 8<br />
CONFIRMATION OF AN OUTBREAK E 8<br />
DUTIES OF THE NURSE IN CHARGE OF THE AFFECTED AREA E 10<br />
DUTIES OF THE INFECTION CONTROL TEAM E 11<br />
IMMEDIATE RISK REDUCTION E 11<br />
PATIENT PLACEMENT & BED MANAGEMENT E 12<br />
GENERAL CONTROL MEASURES E 13<br />
COMMUNITY STAFF E 14<br />
ENVIRONMENTAL CLEANING E 15<br />
CONCLUSION OF AN OUTBREAK E 15<br />
OTHER PRACTICAL POINTS TO CONSIDER FOR CLINICAL AND<br />
INFECTION CONTROL TEAMS<br />
E 16<br />
3 BIBLIOGRAPHY E 17<br />
Appendix 1 The Bristol Stool Form Scale E 18<br />
Appendix 2 Specimens E 19<br />
Appendix 3 Daily Stool Chart E 20<br />
Appendix 4 Membership <strong>of</strong> Outbreak Control Team (OCT) E 21<br />
Appendix 5 <strong>In</strong>fection Control Outbreak / Episode Risk Matrix E 22<br />
Appendix 6 Outbreak Record Form (Gastroenteritis) E 23<br />
Appendix 7 Daily Stool Specimen Form E 24<br />
Appendix 8 Daily Checklist For Wards E 25<br />
Appendix 9 Patients <strong>with</strong> Vomiting and Diarrhoea E 27<br />
E 2
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
Section E1<br />
Effective From Sep 2010<br />
Replaces Jun 2010<br />
Pages 3 <strong>of</strong> 31<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
Appendix 10 Protocol for Cohort Isolation During Suspected or Confirmed<br />
Outbreaks <strong>of</strong> Norovirus<br />
E 28<br />
Appendix 11 Norovirus <strong>In</strong>fection Control Staff <strong>In</strong>formation E 29<br />
Appendix 12 <strong>In</strong>fection Control Advice in the Care Home Setting E 31<br />
E 3
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Section E1<br />
Effective From Sep 2010<br />
Replaces Jun 2010<br />
Pages 4 <strong>of</strong> 31<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
Is it Norovirus Outbreak?<br />
A decision tree to help clinical staff<br />
Outbreaks can start abruptly and spread quickly – to minimise their impact on <strong>patients</strong> and the hospital they must be recognised,<br />
reported and controlled very swiftly.<br />
This flow chart will help you make the right decision.<br />
Is there anyone else on the ward (patient or staff) <strong>with</strong><br />
unexplained diarrhoea and/or or vomiting?<br />
Are two or more <strong>of</strong> these “Norovirus<br />
Outbreak Markers” present?<br />
Symptom onset was sudden<br />
Vomiting is projectile<br />
Diarrhoea is watery and not blood stained.<br />
Symptomatic <strong>patients</strong> have not had laxatives<br />
or enemas <strong>with</strong>in past 48hrs.<br />
Negative stool for C.diff, Salmonella, E.coli<br />
0157, Cryptosporidium, Shigella and<br />
Campylobacter. (but don’t wait for results<br />
before reporting a suspected outbreak).<br />
YES<br />
YES<br />
NO<br />
YES<br />
Likely to be a Norovirus Outbreak<br />
Alert the <strong>In</strong>fection Control Team<br />
Isolate the patient or if the number <strong>of</strong><br />
symptomatic <strong>patients</strong> exceeds available<br />
single room, cohort isolate<br />
Send a stool sample to bacteriology and<br />
virology.<br />
Contact precautions for all symptomatic<br />
<strong>patients</strong>, send symptomatic staff home.<br />
Start Norovirus Outbreak Data Record for<br />
all symptomatic cases.<br />
Refer to Section E Control <strong>of</strong> <strong>In</strong>fection<br />
Manual<br />
E 4<br />
NO<br />
Isolate<br />
symptomatic<br />
<strong>patients</strong> in a<br />
single room if<br />
possible, <strong>with</strong><br />
the door closed<br />
to reduce the<br />
possibility <strong>of</strong><br />
cross-infection-<br />
Not an outbreak (yet)<br />
Isolate the patient where possible.<br />
Start contact precautions.<br />
Send a stool sample to<br />
bacteriology and virology.<br />
Be extra vigilant for other <strong>patients</strong><br />
or staff developing symptoms.<br />
Continue to monitor the <strong>patients</strong>’<br />
condition.<br />
Send symptomatic staff home.<br />
Less likely to be Norovirus<br />
Isolate the patient(s) where<br />
possible<br />
Use contact precautions<br />
Send stool samples for culture<br />
Consider other causes <strong>of</strong><br />
diarrhoea such as antibiotics,<br />
laxatives, constipation, food<br />
related etc.<br />
Call the ICT if you are<br />
concerned or if the situation<br />
changes
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
Section E1<br />
Effective From Sep 2010<br />
Replaces Jun 2010<br />
Pages 5 <strong>of</strong> 31<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
1. MANAGEMENT OF IN-PATIENTS WITH LOOSE STOOLS<br />
Due to the danger <strong>of</strong> transmission <strong>of</strong> enteric pathogens and the ease <strong>with</strong> which pathogens may<br />
transmit between in-<strong>patients</strong> in a healthcare setting, it is necessary to have strict guidelines for<br />
the management <strong>of</strong> any patient <strong>with</strong> loose stools.<br />
A LOOSE STOOL IS DEFINED AS ONE WHICH CONFORMS TO THE SHAPE OF ITS<br />
RECEPTACLE (FOR VISUAL AID/GUIDANCE REFER TO APPENDIX 1)<br />
Where any patient develops loose stools:<br />
Standard/contact based precautions must be implemented (Section C, Control <strong>of</strong> <strong>In</strong>fection<br />
Manual).<br />
Isolation at this point is not usually required.<br />
DIARRHOEA IS DEFINED AS THREE OR MORE LOOSE STOOLS WITHIN A 24<br />
HOUR PERIOD<br />
Some <strong>patients</strong> may regularly suffer from diarrhoea, and any variation in the normal stool pattern<br />
is indicative <strong>of</strong> a problem and the following should apply:<br />
Obtain a stool specimen and send it to the Microbiology Department (Appendix 2)<br />
Commence patient on a formal stool chart (Appendix 3)<br />
Commence patient on a fluid balance chart<br />
Continue <strong>with</strong> Standard/Contact Precautions<br />
Contact <strong>In</strong>fection Control Team for further advice<br />
Where possible, isolate the patient in a single room. If this is not possible then observe<br />
strict adherence to Standard Precautions. If possible, nurse the patient next to hand washing<br />
sink and provide them <strong>with</strong> either a separate commode or toilet<br />
<strong>In</strong>form the Clinician or General Practitioner on duty/on call and inform him/her <strong>of</strong> the<br />
situation (where applicable)<br />
All treatment and precautions implemented must be clearly documented in the patient's<br />
notes<br />
Advise that laxative prescriptions must be discontinued where appropriate<br />
Advise that anti-diarrhoeal medication should not be prescribed<br />
If a diagnosis <strong>of</strong> Clostridium difficile is made, refer to Section E2 on Clostridium<br />
difficile for further information on treatment management<br />
E 5
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
Section E1<br />
Effective From Sep 2010<br />
Replaces Jun 2010<br />
Pages 6 <strong>of</strong> 31<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
If the diarrhoea ceases then the patient may, after being symptom-free for 48hrs, and following<br />
consultation <strong>with</strong> the <strong>In</strong>fection Control Team, be returned to their usual placement. This can be<br />
carried out prior to confirmation <strong>of</strong> the laboratory results, provided he/she is continent and can be<br />
relied upon to maintain good hand hygiene.<br />
If diarrhoea continues beyond 24hrs, and in the absence <strong>of</strong> any positive microbiology, two further<br />
specimens should be sent 24hrs apart, unless advised otherwise by a member <strong>of</strong> the <strong>In</strong>fection<br />
Control Team.<br />
If these three specimens are negative then, after consulting the <strong>In</strong>fection Control Team, the patient<br />
can return to their usual placement even if diarrhoea continues, provided that he/she can maintain<br />
good hand hygiene.<br />
If symptoms subside before further samples are obtained then, as above, the patient may return to<br />
their usual placement after consulting the <strong>In</strong>fection Control Team.<br />
If any <strong>of</strong> the samples test positive the patient may require treatment. Staff must contact the<br />
<strong>In</strong>fection Control Team who will give further advice as required. The patient where possible,<br />
should remain in isolation. <strong>In</strong> certain circumstances transfer to the <strong>In</strong>fectious Diseases Unit at<br />
Monklands Hospital may be indicated. This would only be undertaken after full consultation<br />
between the <strong>In</strong>fectious Diseases Physician and the Microbiologist.<br />
Follow-up (clearance) specimens are not usually required once the acute symptoms have resolved<br />
and the stool is formed. There are some exceptions to this. For further details please refer to<br />
Section F, Control <strong>of</strong> <strong>In</strong>fection Manual.<br />
If two or more <strong>patients</strong> <strong>with</strong>in the same clinical area develop loose stools <strong>with</strong>in 24hrs, <strong>with</strong> no<br />
obvious cause, such as laxative administration, suppositories, medicine administration, altered diet<br />
etc., then the possibility <strong>of</strong> an outbreak should be considered and must be reported to the <strong>In</strong>fection<br />
Control Team.<br />
CLEANING SPILLAGES OF VOMIT AND FAECES<br />
The following precautions should be followed by staff when cleaning vomit or faeces. Refer<br />
also to Section I, Control <strong>of</strong> <strong>In</strong>fection Manual Spillage Poster: -<br />
Wear disposable gloves and plastic aprons. A surgical type face mask may be worn to<br />
prevent inhalation <strong>of</strong> contaminated aerosols during this procedure, particularly where a<br />
patient has vomited.<br />
Use disposable paper towels to soak up any excess liquid. Transfer these and any soiled<br />
matter into a clinical waste bag<br />
Clean soiled area <strong>with</strong> a solution <strong>of</strong> detergent and chlorine e.g. Actichlor Plus<br />
E 6
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
Section E1<br />
Effective From Sep 2010<br />
Replaces Jun 2010<br />
Pages 7 <strong>of</strong> 31<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
If visible blood is present, disinfect as per guidelines <strong>with</strong>in Section I, Control <strong>of</strong> <strong>In</strong>fection<br />
Manual<br />
Clean and rinse <strong>of</strong>f disinfectant <strong>with</strong> warm water<br />
Dispose <strong>of</strong> paper towels, gloves and aprons into the clinical waste bag<br />
SIGNIFICANT EXPOSURE/CONTAMINATION TO VOMIT/FAECES<br />
Any member <strong>of</strong> staff who has had a significant exposure to faecal matter, either by the<br />
definition below or by having their clothing grossly contaminated, must fill out a DATIX form.<br />
A significant exposure/contamination to blood/body fluid is defined as a contact <strong>of</strong> broken skin,<br />
mucous membrane or eyes <strong>with</strong> another person’s blood or body fluid.<br />
2. GASTROINTESTINAL OUTBREAK<br />
BACKGROUND<br />
Gastrointestinal symptoms can be caused by numerous factors. Outbreaks <strong>with</strong>in healthcare<br />
settings are generally caused by viral pathogens most commonly Norovirus, however they can<br />
be caused by bacterial infections. Outbreaks <strong>of</strong> viral disease, in particular Norovirus are more<br />
common during the winter months, they have a short incubation period and usually cause<br />
vomiting and/or diarrhoea. Other clinical features consist <strong>of</strong> abdominal pain and a low-grade<br />
fever. A viral gastrointestinal illness is highly transmissible and is usually passed from person<br />
to person <strong>of</strong>ten by vomit/faecal contamination and is the main cause <strong>of</strong> outbreaks <strong>with</strong>in<br />
healthcare settings.<br />
RECOGNITION OF AN OUTBREAK<br />
Early evidence <strong>of</strong> outbreaks <strong>of</strong> infection may be detected by nursing/medical staff, the<br />
<strong>In</strong>fection Control Team or by the Microbiology Laboratory<br />
It is recognised that there cannot be absolute criteria for defining an outbreak or problem<br />
and in certain circumstances staff may have to act on the grounds <strong>of</strong> 'reasonable suspicion'.<br />
Staff should act promptly and seek advice where there is concern rather than worry about<br />
'false alarms'. It is much better to be cautious, and to report early, rather than to wait until a<br />
major problem is evident<br />
ANY OF THE FOLLOWING IS SUGGESTIVE OF A PROBLEM:<br />
Any patient <strong>with</strong> a confirmed laboratory report <strong>of</strong> a gastrointestinal pathogen such as<br />
salmonella<br />
Unexplained diarrhoea in two or more <strong>patients</strong> <strong>with</strong>in the same 24hr period<br />
Unexplained vomiting in two or more <strong>patients</strong> <strong>with</strong>in the same 24hr period<br />
E 7
Note: Completion<br />
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Health Protection Committee<br />
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Effective From Sep 2010<br />
Replaces Jun 2010<br />
Pages 8 <strong>of</strong> 31<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
Any patient diagnosed as having a food borne illness, whose symptoms developed after<br />
admission<br />
A patient whose relatives/contacts have had gastrointestinal symptoms in the last 24 - 48hrs<br />
WHEN A SUSPECTED OUTBREAK OCCURS<br />
Any member <strong>of</strong> staff who suspects that an outbreak may be occurring must as soon as is<br />
reasonably practicable, report his/her suspicion to the person in charge. The staff must ensure<br />
standard/transmission based precautions are being observed throughout the ward area (Section<br />
C, Control <strong>of</strong> <strong>In</strong>fection Manual). Where possible, <strong>patients</strong> should be isolated in a single<br />
room, or cohort nursed if the patient developed symptoms whilst in a 4/6 bedded bay (see<br />
Appendix 9).<br />
The person in charge must then report the possibility <strong>of</strong> an outbreak, as soon as is reasonably<br />
practicable to:<br />
The <strong>In</strong>fection Control Team (out <strong>with</strong> <strong>of</strong>fice hours, the on-call Microbiologist/<strong>In</strong>fection<br />
Control Doctor must be informed)<br />
The Senior Manager for Nursing responsible for that area<br />
The Clinician or General Practitioner on duty/on-call<br />
A member <strong>of</strong> the <strong>In</strong>fection Control Team will visit the area (as soon as is practical) and<br />
communicate <strong>with</strong> the relevant individuals as to the control measures to be implemented.<br />
IN THE CARE HOME SETTING<br />
General care and management <strong>of</strong> a resident <strong>with</strong> gastrointestinal symptoms (diarrhoea and<br />
or vomiting)<br />
• If any resident has diarrhoea and/or vomiting report this immediately to the person in charge.<br />
• Check that the resident is not taking prescribed laxatives or any other drugs that could cause<br />
diarrhoea.<br />
• Organise stool sampling (appendix 2).<br />
• As long as this does not compromise their safety, ask any resident who is suspected <strong>of</strong> having a<br />
gastrointestinal infection (symptoms <strong>of</strong> diarrhoea and or vomiting) to remain in their room (<strong>with</strong> the<br />
door closed) whilst they are unwell and not to visit communal areas until 48 hours after they are<br />
symptom free. Those residents who Residents <strong>with</strong> dementia must be closely monitored<br />
• Explain to the resident why they need to stay in their room. The resident may feel unhappy at<br />
being isolated so make sure they can access help easily and are not ignored or suffer as a<br />
consequence <strong>of</strong> having the door closed.<br />
E 8
Note: Completion<br />
<strong>of</strong> Review<br />
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Health Protection Committee<br />
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Replaces Jun 2010<br />
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SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
• Where there is a difficulty in employing isolation measures, such as residents <strong>with</strong> comprehension<br />
problems/ dementia, close monitoring is essential to prevent the spread <strong>of</strong> infection.<br />
• Monitor the resident closely to make sure they do not become dehydrated (start a stool and fluid<br />
balance recording chart).<br />
• As prescribed by the GP, use oral rehydration solutions to prevent or reduce the risk <strong>of</strong><br />
dehydration. Signs <strong>of</strong> dehydration include loss <strong>of</strong> appetite, dry skin, dark coloured urine, dry<br />
mouth, fatigue, headaches and increased respirations.<br />
• If any resident(s) becomes more unwell as a consequence <strong>of</strong> the diarrhoea and /or vomiting, report<br />
this immediately to the GP.<br />
OUTBREAK CONTROL MEASURES IN THE CARE HOME SETTING<br />
If there are 2 or more residents or staff <strong>with</strong> symptoms - a possible outbreak<br />
• Report this to the person in charge immediately who should seek advice from the <strong>NHS</strong> Board’s<br />
HPT (Mon – Friday 9am – 5pm 01698 858232 and Out <strong>of</strong> Hours 01236 748748), the GP and<br />
notify Care <strong>In</strong>spectorate (01698 208150).<br />
• The HPT will assess the situation and provide all the necessary advice, including the need for<br />
daily updatres. The advice can be seen in appendix 12.<br />
• If any resident requires admission to hospital, inform the clinical area receiving the resident<br />
and the ambulance/transport service that the resident has/has had diarrhoea and/or vomiting,<br />
or that there are residents <strong>with</strong> diarrhoea and/or vomiting in the care home.<br />
• Do not resume normal admissions <strong>of</strong> new residents until the <strong>NHS</strong> Board HPT advises.<br />
<strong>In</strong>formation for residents and visitors<br />
• Ensure all residents, relatives and visitors are aware <strong>of</strong> what they should do in any outbreak<br />
situation and what they can do to prevent additional personal risk.<br />
• Provide written information e.g. how to wash personal laundry (refer to Section D) and how to<br />
wash hands ( refer to Section H).<br />
• If an outbreak occurs, there should be a management approved notice on the door <strong>of</strong> the care<br />
home to alert visitors to the possibility <strong>of</strong> a norovirus, or diarrhoea and vomiting, outbreak.<br />
• The notice should advise visitors to speak to the person in charge in order that the following<br />
messages should be reinforced. Visitors should be advised to:<br />
• wash and dry their hands on entering the care home, on leaving the care home and not to put<br />
fingers in their mouth or consume food or drink whilst in the care home.<br />
• reduce (or avoid) the number <strong>of</strong> visits whilst the outbreak lasts.<br />
• refrain form visiting if they themselves are suffering from any gastrointestinal symptoms<br />
(diarrhoea and/or vomiting) until they are 48 hours symptom free.<br />
• stop children visiting the care home during an outbreak.<br />
E 9
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
Section E1<br />
Effective From Sep 2010<br />
Replaces Jun 2010<br />
Pages 10 <strong>of</strong> 31<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
CONFIRMATION OF AN OUTBREAK<br />
A member <strong>of</strong> the <strong>In</strong>fection Control Team will immediately initiate such investigations as is<br />
necessary to confirm the possibility <strong>of</strong> an outbreak. Following confirmation <strong>of</strong> an outbreak the<br />
following communications will take place:<br />
INFECTION CONTROL TEAM WILL INFORM AS APPROPRIATE:<br />
The nurse in charge <strong>of</strong> the affected area<br />
SALUS Occupational Health<br />
The Consultant in Public Health Medicine (CPHM)<br />
Medical Director<br />
Chief Executive<br />
Director <strong>of</strong> Nursing Services<br />
Facilities/Domestic Services Manager<br />
General/Service Manager<br />
Communications Manager<br />
Bed Manager<br />
Accident and Emergency<br />
Acute Receiving Unit<br />
Scottish Government Health Directorate<br />
Health Protection Scotland<br />
Bankaide<br />
AHPs<br />
Social Work<br />
Chief BMS<br />
THE NURSE IN CHARGE WILL INFORM:<br />
The Senior Manager for Nursing/Midwifery<br />
Clinician or General Practitioner on duty/on-call<br />
Domestic Services<br />
Other relevant healthcare workers that visit the ward i.e. AHPs, Social Work<br />
E 10
Note: Completion<br />
<strong>of</strong> Review<br />
Bankaide<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
Section E1<br />
Effective From Sep 2010<br />
Replaces Jun 2010<br />
Pages 11 <strong>of</strong> 31<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
THE CLINICIAN OR GENERAL PRACTITIONER ON DUTY/ON CALL WILL INFORM:<br />
Consultant in charge <strong>of</strong> <strong>patients</strong><br />
THE FACILITIES/DOMESTIC SERVICES MANAGER OR DEPUTY ON CALL WILL<br />
INFORM (IF APPLICABLE):<br />
The Domestic Manager/deputy<br />
Catering Manager<br />
Estates Manager<br />
Head <strong>of</strong> Portering Services<br />
Where applicable, the decision to close a ward to admissions/transfers will be taken by the<br />
<strong>In</strong>fection Control Team, in consultation as appropriate <strong>with</strong> relevant personnel.<br />
The <strong>In</strong>fection Control Team, in conjunction <strong>with</strong> relevant clinicians, managers and the<br />
Consultant in Public Health Medicine will jointly decide whether to convene a meeting <strong>of</strong> an<br />
Outbreak Control Team (Appendix 4). Depending on the nature and extent <strong>of</strong> the outbreak,<br />
and following completion <strong>of</strong> the "<strong>In</strong>fection Control Outbreak/Episode Risk Matrix" (Appendix<br />
5) a decision will be taken whether to initiate the local <strong>NHS</strong> <strong>Lanarkshire</strong> Outbreak Plan.<br />
DUTIES OF THE NURSE IN CHARGE OF THE AFFECTED AREA<br />
Ensure that the ward doors are kept closed and that an approved notice indicating that the<br />
ward is closed due to an outbreak <strong>of</strong> diarrhoea and vomiting, is placed on the ward door<br />
asking people entering the ward to report to the nurse in charge<br />
Notify relatives as soon as possible <strong>of</strong> any restrictions in place<br />
Other staff groups should be informed <strong>of</strong> the outbreak situation e.g. ward Clinical<br />
Pharmacists, Physiotherapists, Occupational Therapists, Social workers etc<br />
All relevant information for each affected patient must be documented on the Daily<br />
Outbreak Record Form (Appendix 6). Ensure that ongoing accurate records are maintained<br />
As soon as possible, a specimen <strong>of</strong> faeces, or if not possible to obtain a faecal sample, a<br />
sample <strong>of</strong> vomit should be obtained from all <strong>patients</strong> <strong>with</strong> symptoms. Other specimens may<br />
be requested at a later date. Staff should complete the Daily Stool Specimen Result Form<br />
(Appendix 7). It is essential that the accompanying request form is filled in as<br />
accurately and as comprehensively as possible (Appendix 2)<br />
Ensure <strong>patients</strong>, staff and visitors pay strict attention to hand hygiene. A Level Two hand<br />
wash should be practiced by all staff (Section H, Control <strong>of</strong> <strong>In</strong>fection Manual) and<br />
Standard Precautions adhered to (Section C, Control <strong>of</strong> <strong>In</strong>fection Manual)<br />
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Replaces Jun 2010<br />
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<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
Ensure contaminated linen is disposed <strong>of</strong> as foul/infected and other materials are handled in<br />
the correct manner (Section D, I & K, Control <strong>of</strong> <strong>In</strong>fection Manual)<br />
Where staff are affected, ensure that the protocol for employees <strong>with</strong> gastrointestinal illness<br />
is strictly adhered to. All symptomatic staff should be referred to SALUS Occupational<br />
Health<br />
Ensure that, during outbreaks, staff do not travel to and from work in their uniforms. The<br />
uniforms should be transported to and from work in a clean polythene bag. If uniforms are<br />
contaminated by blood/body fluid they must be handled according to the section <strong>with</strong>in the<br />
Uniform Policy, Guidelines for Staff Laundering their Uniforms at home.<br />
Issue <strong>patients</strong> and visitors <strong>with</strong> an information leaflet on Vomiting and Diarrhoea. Where<br />
necessary relatives should be issued <strong>with</strong> leaflet in relation to laundering <strong>patients</strong> clothes<br />
Ensure a high standard <strong>of</strong> cleanliness is maintained at all times throughout the ward<br />
Ensure that the Aide Memoir Checklist (Appendix 8) is completed and signed <strong>of</strong>f each day<br />
and returned to the ICT at the end <strong>of</strong> the outbreak<br />
DUTIES OF THE INFECTION CONTROL TEAM<br />
If practical visit the affected area on a daily basis, if not then phone the area daily<br />
Ensure that staff adhere to outbreak control measures.<br />
Liaise <strong>with</strong> the Nurse in Charge/Senior Manager for Nursing and the Microbiologist on a<br />
daily basis.<br />
To ensure all control measures are in place, utilise Aid Memoir form <strong>with</strong>in (Appendix 8)<br />
as a point <strong>of</strong> reference. This should be left <strong>with</strong> the Nurse in Charge <strong>of</strong> the Ward and signed<br />
<strong>of</strong>f each day<br />
Where appropriate e.g. Salmonella infection, full food histories should be obtained, in<br />
consultation <strong>with</strong> the Consultant in Public Health Medicine, to allow for a more in depth<br />
analysis to be done.<br />
Ensure that all the relevant information is collated accurately and that the Daily Outbreak<br />
Record Form (Appendix 6) is readily available, and fully maintained.<br />
Ensure the Form (Appendix 8) is fully maintained on a daily basis<br />
Issue a daily update on the outbreak situation to all relevant parties by e-mail.<br />
Complete a summary report template on completion <strong>of</strong> the outbreak<br />
Conduct a debriefing exercise<br />
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Replaces Jun 2010<br />
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SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
IMMEDIATE RISK REDUCTION<br />
If ward pantries or kitchens have doors, these should be closed, and kept closed.<br />
Identify and advise on the discarding <strong>of</strong> food throughout the ward which may have been<br />
contaminated by Norovirus contaminated aerosols (from projectile vomit), e.g. fruit or<br />
sweets on patient lockers, open butter dishes in pantries.<br />
Avoid the subsequent exposure <strong>of</strong> food in the ward, on bed-tables and lockers and in<br />
pantries / kitchens.<br />
Review ward equipment and remove any equipment that cannot be effectively<br />
decontaminated, e.g. damaged commodes or chairs <strong>with</strong> torn seat coverings.<br />
Follow guidance <strong>with</strong>in the section <strong>of</strong> this guideline relating to Cleaning Spillages <strong>of</strong><br />
Vomit and Faeces, page E6, when cleaning equipment or spillages.<br />
Avoid exposing equipment to airborne Norovirus contamination wherever possible, e.g.<br />
consider covering open disposables items <strong>with</strong> plastic sheets.<br />
Stop using fans in the ward areas.<br />
PATIENT PLACEMENT AND BED MANAGEMENT<br />
Patient placement decisions during a Norovirus outbreak require local infection control<br />
and clinical team assessment <strong>of</strong> the options <strong>with</strong> the least risk for all the <strong>patients</strong>.<br />
The variables that will assist the ICT and clinical team in making patient placement<br />
decisions <strong>with</strong> the best options for patient safety include: the number <strong>of</strong> symptomatic<br />
<strong>patients</strong>, the number <strong>of</strong> <strong>patients</strong> who are vomiting, the ward layout (cubicles, beds per<br />
bays or nightingale ward areas), the availability <strong>of</strong> commodes, hand hygiene facilities,<br />
toilets and en suite facilities, the sex mix on the ward, the vulnerability <strong>of</strong> <strong>patients</strong> who<br />
are not currently affected, current occupancy rate and the duration <strong>of</strong> symptoms. The<br />
following are guidelines:<br />
Patients who are vomiting pose most risk – if possible isolate these <strong>patients</strong> in a single<br />
room and keep the door closed.<br />
If there are more symptomatic <strong>patients</strong> than available cubicles, cohort nurse<br />
symptomatic <strong>patients</strong> together in bays.<br />
Do not move <strong>patients</strong> if it places asymptomatic <strong>patients</strong> at risk <strong>of</strong> exposure.<br />
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Note: Completion<br />
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Replaces Jun 2010<br />
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SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
As the number <strong>of</strong> <strong>patients</strong> decreases it may be that one or two <strong>patients</strong> remain<br />
symptomatic longer than others. When available, these symptomatic <strong>patients</strong> can be<br />
moved into single rooms to further reduce spread, and aid containment <strong>of</strong> Norovirus.<br />
Patient placement assessments should be done on a daily basis.<br />
Empty Beds: As <strong>patients</strong> are discharged, the linen on the beds should be removed and<br />
the bed, bed table and locker cleaned <strong>with</strong> neutral detergent and water and then dried.<br />
During the terminal clean, all empty beds should be re-cleaned and the bed cleaning<br />
process should include 1000ppm available chlorine. After the terminal cleaning has been<br />
completed, the beds can then be remade. The rationale for this is that Noroviruses could<br />
survive for up to a week on cleaned beds and on clean bed linen, and also to prevent the<br />
need for the double use <strong>of</strong> hypochlorite solution.<br />
Create clean bays – as <strong>patients</strong> are discharged, try to create clean bay areas, where<br />
<strong>patients</strong> can be admitted to first once the ward is reopened.<br />
GENERAL CONTROL MEASURES<br />
STAFF MOVEMENT<br />
Nurses/bankaide staff imported into an affected area should not return to work in an unaffected<br />
area until the outbreak is declared over, following being asymptomatic for fully 48hrs, or fully<br />
48hr after their last shift working <strong>with</strong>in an affected area. The nurse in charge <strong>of</strong> the affected<br />
area must inform the Nurse Bank <strong>of</strong> any problems ongoing <strong>with</strong>in the ward. Likewise, staff<br />
working in an affected area should not go to work elsewhere through a nurse bank.<br />
Physiotherapists and Occupational Therapists should not treat <strong>patients</strong> unless it is deemed<br />
essential and so far as is possible, should not go from an affected to an unaffected area. Social<br />
work staff should liaise <strong>with</strong> the nurse in charge <strong>of</strong> the ward in relation to visiting <strong>patients</strong>. If<br />
necessary it may be possible to arrange to visit <strong>patients</strong> in a room away from the main ward<br />
area. Difficult situations should be discussed <strong>with</strong> the <strong>In</strong>fection Control Team.<br />
PATIENT MOVEMENT<br />
The ward should be closed to all admissions, and the ward doors should be kept closed, and an<br />
approved notice should be placed on the door indicating that <strong>with</strong>in the ward there is an<br />
outbreak <strong>of</strong> diarrhoea and vomiting and that the ward is closed and to report to the nurse in<br />
charge.<br />
Exceptions: <strong>In</strong> exceptional situations the risk to an individual patient <strong>of</strong> Norovirus acquisition<br />
will be less than the risk <strong>of</strong> non-admission. <strong>In</strong> such exceptional events, when alternative<br />
possible accommodation for the patient has been excluded, the patient can be admitted to a<br />
closed ward, but the patient and relative must be informed <strong>of</strong> their personal Norovirus risk. The<br />
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Replaces Jun 2010<br />
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<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
aforementioned should not take place <strong>with</strong>out consulting the <strong>In</strong>fection Control Team.<br />
Such events should be recorded via the DATIX system.<br />
Avoid transferring any <strong>patients</strong> to other hospital/clinical areas/nursing homes unless there is a<br />
clinical priority. On occasion where wards are cohort isolating <strong>patients</strong>, and the ward is not<br />
closed: <strong>patients</strong> out <strong>with</strong> the excluded rooms/bays may be discharged to another healthcare<br />
facility, providing they have had no symptoms <strong>with</strong>in the previous 48 – 72 hrs, and have not<br />
been cared for next to symptomatic <strong>patients</strong>. It is essential that a full risk assessment is<br />
undertaken by the <strong>In</strong>fection Control Team prior to transfer, and that the receiving<br />
ward/area/care home are fully informed <strong>of</strong> any ongoing issues <strong>with</strong>in the transferring wards.<br />
Patients should only be admitted to another ward/area/care home if there is a single room<br />
available to receive the patient into. The patient should remain in the single room for at least<br />
forty-eight hours.<br />
Patients can be discharged home providing they are asymptomatic; however the <strong>patients</strong> GP<br />
should be informed.<br />
If <strong>patients</strong> require investigative procedures the receiving department must be informed, and the<br />
patient should be scheduled last on the list.<br />
VISITORS<br />
Visitors should be kept to a minimum. They must be encouraged to practice appropriate hand<br />
hygiene, i.e. level 1 (soap & water). Visitors should be advised not to eat the patient's food or<br />
use their toilet, and any food such as fruit should be placed inside the locker. Ideally, children<br />
under the age <strong>of</strong> twelve should be discouraged from visiting. Visitors should be discouraged<br />
from visiting other <strong>patients</strong>, whether in the affected area/ward or in wards unaffected by the<br />
outbreak.<br />
FOOD HYGIENE<br />
Staff working for the Catering Department should not directly access the affected ward, the<br />
trolley/trays being handed over to ward staff at the entrance to the ward. Food trolleys will be<br />
delivered to the ward and dishes washed in the normal way.<br />
Under no circumstance should any utensils, crockery, napkins or trays be returned to the<br />
Catering Department if they are contaminated <strong>with</strong> vomit.<br />
Staff serving meals should decontaminate their hands between serving each room.<br />
Staff must not eat food <strong>with</strong>in the ward environment.<br />
COMMUNITY STAFF<br />
When staff are visiting <strong>patients</strong> in their homes <strong>with</strong> suspected or confirmed gastrointestinal<br />
illness, it is important that a high standard <strong>of</strong> hand hygiene is maintained and the appropriate<br />
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Replaces Jun 2010<br />
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<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
protective clothing worn. If hand washing facilities are unsuitable <strong>with</strong>in the home staff should<br />
use alcohol hand gel/sanitizer, washing their hands at the earliest opportunity.<br />
ENVIRONMENTAL CLEANING<br />
Single use disposable plastic apron and gloves must be worn when carrying out general<br />
cleaning duties.<br />
Where environmental contamination occurs, see section on page E 6 <strong>of</strong> the guideline relating to<br />
cleaning <strong>of</strong> spillages <strong>of</strong> vomit /faeces.<br />
Domestic staff must clean the general ward environment thoroughly each day, using a solution<br />
<strong>of</strong> detergent and warm water A high level <strong>of</strong> general cleanliness must be maintained at all<br />
times, cleaning from unaffected to affected areas. <strong>In</strong> areas where there are affected <strong>patients</strong> the<br />
area/s (horizontal surfaces, floors, toilets and door handles) should be cleaned using a solution<br />
<strong>of</strong> detergent <strong>with</strong> a chlorine releasing agent e.g. Actichlor Plus. Dilution should be 1,000ppm<br />
(refer to container for guidance on dilution).<br />
The domestic should report to the nurse in charge each day at the start <strong>of</strong> their shift for any<br />
additional change to the cleaning regimens<br />
Patient care equipment should be cleaned by nursing staff using a solution <strong>of</strong> detergent and a<br />
chlorine releasing agent e.g. Actichlor Plus. Dilution should be 1,000ppm available chlorine<br />
(refer to container for guidance on dilution).<br />
At the conclusion <strong>of</strong> the outbreak the area should be terminally cleaned as per local protocol.<br />
CONCLUSION OF AN OUTBREAK<br />
The <strong>In</strong>fection Control Team, will determine when the outbreak is over.<br />
The nurse in charge will be informed and he/she will inform the following people:<br />
The Senior Manager for Nursing.<br />
The Clinician or General Practitioner on duty/call.<br />
Domestic Services.<br />
The <strong>In</strong>fection Control Team will inform all other relevant parties via e-mail that the outbreak<br />
has been declared over<br />
It is important to note that the ward must not be reopened until the above<br />
communications have taken place, and a full terminal clean has been carried out. The<br />
communications to the nurse in charge would normally take place via the <strong>In</strong>fection<br />
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Replaces Jun 2010<br />
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<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
Control Team, however at weekends and during public holidays it would be via the on-call<br />
Microbiologist (contactable via the relevant switchboard).<br />
The <strong>In</strong>fection Control Team may review the experience <strong>of</strong> all participants involved in the<br />
outbreak, to identify any particular difficulties/shortfalls encountered and make<br />
recommendations as required.<br />
The <strong>In</strong>fection Control Team will compile a summary report for the <strong>In</strong>fection Control<br />
Committee and a copy will be submitted to the Consultant in Public Health Medicine. The<br />
<strong>In</strong>fection Control Team will also complete a DATIX .incident form.<br />
OTHER PRACTICAL CONSIDERATIONS FOR CLINICAL AND INFECTION<br />
CONTROL TEAMS<br />
Once the closed ward has re-opened ward staff should:<br />
o Admit <strong>patients</strong> to clean bay areas first.<br />
o Be alert to the possibility <strong>of</strong> the outbreak reigniting and be ready to re-institute control<br />
measures.<br />
o Continue to provide additional cleaning advice to domestic staff.<br />
ICTs – should be alert to warnings <strong>of</strong> increases in Norovirus activity through the HPS weekly<br />
Monday Prevalence and <strong>NHS</strong> 24 excedence reports. Advise medical receiving teams when the<br />
Norovirus risk is high.<br />
Bed <strong>Management</strong> Liaison and <strong>In</strong>fection Control Teams: must work closely together to<br />
ensure optimal patient safety for all <strong>patients</strong>. Early communications and pre-planning <strong>of</strong> reopening<br />
should assist in reducing the impact <strong>of</strong> Norovirus outbreaks.<br />
PROTOCOL FOR STAFF WITH GASTROINTESTINAL ILLNESS<br />
Any member <strong>of</strong> staff displaying unexplained sudden onset gastrointestinal symptoms <strong>of</strong> either<br />
vomiting and/or diarrhoea, should refrain from duty until they have been asymptomatic for a<br />
period <strong>of</strong> a full 48hrs.<br />
If a member <strong>of</strong> staff becomes ill, whilst on duty, they should be sent home immediately.<br />
The nurse in charge should inform SALUS Occupational Health, who will in turn follow-up the<br />
staff member until they return to duty.<br />
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Replaces Jun 2010<br />
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<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
Staff suffering from diarrhoea may be asked, if possible, to provide a stool sample. This would<br />
normally be sent to the laboratory via the staff member's G.P., or their place <strong>of</strong> work via<br />
Occupational Health.<br />
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3. BIBLIOGRAPHY<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
Section E1<br />
Effective From Sep 2010<br />
Replaces Jun 2010<br />
Pages 19 <strong>of</strong> 31<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
Chadwick, P. R., et al. (2000), The <strong>Management</strong> <strong>of</strong> Outbreaks <strong>of</strong> Gastro-enteritis due to<br />
Small Round Structured Viruses, Journal <strong>of</strong> Hospital <strong>In</strong>fection, 45 pp1-10.<br />
Guidance on the <strong>In</strong>vestigation and Control <strong>of</strong> Outbreaks <strong>of</strong> Foodborne Disease in<br />
Scotland 2002, The Scottish Executive Health Department, Edinburgh.<br />
Guidelines for Cleaning, Disinfection and Sterilisation (2009), Section I, <strong>NHS</strong> <strong>Lanarkshire</strong><br />
Control <strong>of</strong> <strong>In</strong>fection Manual.<br />
Guidelines for Hand Hygiene (2009), Section H, <strong>NHS</strong> <strong>Lanarkshire</strong> Control <strong>of</strong> <strong>In</strong>fection<br />
Manual.<br />
Guidelines for the <strong>Management</strong> <strong>of</strong> Healthcare Waste (2009), Section K, <strong>NHS</strong> <strong>Lanarkshire</strong><br />
Control <strong>of</strong> <strong>In</strong>fection Manual.<br />
<strong>In</strong>fection Control and Patient Care (2009), Section C, <strong>NHS</strong> <strong>Lanarkshire</strong> Control <strong>of</strong> <strong>In</strong>fection<br />
Manual.<br />
Jenkins, L. (2004), The Prevention <strong>of</strong> Clostridium Difficilie Associated Diarrhoea in<br />
Hospital, Nursing Times Supplement, Vol 100, No.26.<br />
Kyne, Merry, et. al. (1999), Factors Associated <strong>with</strong> Prolonged Symptoms and Severe<br />
Disease due to Clostridium Difficile, Age and Ageing, 28, pp107-113.<br />
<strong>Management</strong> <strong>of</strong> <strong>In</strong>-Patients <strong>with</strong> <strong>Loose</strong> <strong>Stools</strong> (2005), Section E1, <strong>NHS</strong> <strong>Lanarkshire</strong> Control<br />
<strong>of</strong> <strong>In</strong>fection Manual.<br />
National Clostridium Difficilie Standards Group (2004), Report to the Department <strong>of</strong><br />
Health, Journal <strong>of</strong> Hospital <strong>In</strong>fection, Vol 56, Supplement 1.<br />
National Guidelines on the management <strong>of</strong> outbreaks <strong>of</strong> Norovirus in healthcare settings<br />
(2003), Viral Gastro-enteritis Subcommittee <strong>of</strong> the scientific Advisory Committee <strong>of</strong> the<br />
National Disease Surveillance Centre.<br />
Norovirus Outbreak: Control measures & practical considerations for optimal patient<br />
safety and service continuation in hospitals, (2009). Health Protection Scotland<br />
Prevention <strong>of</strong> Bloodborne Virus, (2009), Section G, <strong>NHS</strong> <strong>Lanarkshire</strong> Control <strong>of</strong> <strong>In</strong>fection<br />
Manual.<br />
Yasmin, S. F. (2001), Clostridium difficile Associated Diarrhoea and Colitis, Mayo<br />
Foundation or Medical Education and Research, Vol 76 (7), pp725-730.<br />
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<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Section E1<br />
Effective From Sep 2010<br />
Replaces Jun 2010<br />
Pages 20 <strong>of</strong> 31<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
E 20<br />
Appendix 1
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<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Section E1<br />
Effective From Sep 2010<br />
Replaces Jun 2010<br />
Pages 21 <strong>of</strong> 31<br />
Review Date March 2013<br />
Health Protection Committee approved review date extension to March 2013<br />
E 21<br />
Appendix 2<br />
SPECIMENS<br />
Faecal specimens should be collected from the symptomatic <strong>patients</strong> as early as possible; preferably not<br />
longer than 24 to 48 hrs after onset <strong>of</strong> symptoms.<br />
Use the correct sampling bottle or container for the type <strong>of</strong> specimen collected<br />
The specimen must be safely contained, and clearly labelled<br />
Specimens must be packaged to minimise the chance <strong>of</strong> breakage or leakage in the course <strong>of</strong><br />
normal transport<br />
Document in the patient’s nursing/ medical notes what and when specimens have been taken<br />
REQUEST FORMS<br />
A request form should be sent <strong>with</strong> each specimen<br />
The correct Patient Label/ information (if available) should be attached to the request form.<br />
This assists the assessing <strong>of</strong> the request onto the laboratory computer system and the prevention<br />
<strong>of</strong> mis-labelling and/or mis-matching <strong>of</strong> samples<br />
All request forms must clearly state the name <strong>of</strong> the clinician requesting the investigation<br />
ALL REQUEST FORMS MUST CONTAIN THE FOLLOWING:<br />
o Patient Details: Name Address Date <strong>of</strong> Birth, Sex<br />
o Relevant clinical details including current, recent or proposed antibiotic therapy<br />
This is very important as it <strong>of</strong>ten dictates the method <strong>of</strong> investigation and the<br />
interpretation <strong>of</strong> subsequent results<br />
o Specimen details - clinical information need not be wordy, but should be<br />
focused<br />
o <strong>In</strong>vestigation required<br />
If patient is part <strong>of</strong> an outbreak, advice should be sought from the <strong>In</strong>fection Control Team to ensure this<br />
information is documented on the request form.<br />
TRANSPORT OF SPECIMENS<br />
Specimens should be placed in a single transport bag and sealed to contain spillage and<br />
contamination
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
DAILY STOOL CHART INFECTION CONTROL SERVICE<br />
E 22<br />
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Replaces Jun 2010<br />
Pages 22 <strong>of</strong> 31<br />
Review Date Dec 2012<br />
NAME _____________________________ ONSET OF SYMPTOMS<br />
WARD _____________________________ DATE / /<br />
HOSPITAL _____________________________ TIME________________am/pm<br />
Amount Colour Consistency Skin Condition<br />
Sacrum/Buttocks<br />
Specimen Sent to<br />
Laboratory<br />
When a patient develops looses stools, implement enteric precautions and use this form to chart all bowel movements<br />
Appendix 3<br />
Signature
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Section E1<br />
Effective<br />
From<br />
Sep 2010<br />
Replaces Jun 2010<br />
Pages 23 <strong>of</strong> 31<br />
Review Date Dec 2012<br />
Appendix 4<br />
MEMBERSHIP OF OUTBREAK CONTROL TEAM (OCT)<br />
The following list <strong>of</strong> staff members are representative <strong>of</strong> the core members and co-opted members <strong>of</strong><br />
an outbreak control team, and would be convened for the local management <strong>of</strong> a serious outbreak <strong>of</strong><br />
gastrointestinal illness. The list is not exhaustive, and other members may be co-opted as required.<br />
CORE MEMBERS<br />
<strong>In</strong>fection Control Doctor/Microbiologist<br />
Consultant in Public Health Medicine<br />
Medical Director/Deputy<br />
<strong>In</strong>fection Control Adviser/Nurse<br />
Consultant/Deputy in charge <strong>of</strong> <strong>patients</strong><br />
Occupational Health Representative<br />
General/Service Manager/Deputy<br />
Senior Manager for Nursing/Deputy<br />
Ward Manager/Deputy<br />
Bed Manager<br />
Facilities/Hotel Services Manager<br />
Secretarial Support<br />
CO-OPTED MEMBERS AS APPROPRIATE<br />
Pharmacy Representative<br />
Environmental Health Officer<br />
Communications Manager<br />
Public Health <strong>In</strong>fection Control Adviser<br />
Procurement Representative<br />
Linen Room Supervisor<br />
Estates Manager<br />
Health Protection Scotland<br />
Accident and Emergency Consultant<br />
Food Standards Agency<br />
The Outbreak Control Team, if required, should be convened as soon as practical after an outbreak has<br />
been declared.<br />
The frequency <strong>of</strong> the meetings will be determined by the nature and extent <strong>of</strong> the outbreak, and the<br />
level <strong>of</strong> support required by the affected area.<br />
The manager <strong>of</strong> the affected area should provide secretarial support. Minutes <strong>of</strong> meetings should be<br />
produced and circulated to all members <strong>of</strong> the Outbreak Control Team and if deemed necessary<br />
members <strong>of</strong> the Executive <strong>Management</strong> Team.<br />
E 23
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Hospital <strong>In</strong>fection <strong>In</strong>cident Assessment (HIIA) Tool<br />
E 24<br />
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Replaces Jun 2010<br />
Pages 24 <strong>of</strong> 31<br />
Review Date Dec 2012<br />
Objective: To provide all those who manage and need to know about hospital infection incidents <strong>with</strong> a simple impact assessment tool<br />
Step 1 – Assess the infection impact on: Patients, Services, Public Health and Public Anxiety as minor, Moderate or Major<br />
Minor<br />
Moderate<br />
Major<br />
Patients Services Public Health Public Anxiety٭<br />
Only minor interventional<br />
support needed as a<br />
consequence <strong>of</strong> the incident.<br />
No mortality.<br />
Patients require moderate<br />
interventional support, but no<br />
mortality as a consequence <strong>of</strong><br />
the incident.<br />
Life threatening illness or<br />
death as a consequence <strong>of</strong><br />
the incident in one or more<br />
<strong>patients</strong>.<br />
No, or very short term closure <strong>of</strong><br />
clinical area(s) <strong>with</strong> minor impact on<br />
any service.<br />
Short term closure(s) having moderate<br />
impact on some services, e.g. multiple<br />
wards closed or ITU closed.<br />
Significant disruption and impact on<br />
services, e.g. hospital closures for any<br />
period <strong>of</strong> time.<br />
No, or only minor<br />
implications for public health.<br />
Moderate implications, i.e.<br />
there is a moderate risk <strong>of</strong><br />
only moderate impact<br />
infections to other persons.<br />
Significant implications for<br />
public health, i.e. there is a<br />
moderate or major risk <strong>of</strong><br />
major infection to someone<br />
else<br />
No significant increased<br />
anxiety or concern<br />
anticipated.<br />
Step 2 Calculate the Impact: All minor = Green; 3 Minor and 1 moderate = Green; No Major and 2-4- Moderate = Amber; Any Major = Red;<br />
Step 3 Take actions in line <strong>with</strong> the HIIA Tool Colour<br />
Green<br />
Amber Red<br />
Appendix 5<br />
<strong>In</strong>creased concern and or<br />
anxiety anticipated.<br />
Alarm <strong>with</strong>in at least some<br />
areas <strong>of</strong> the community<br />
anticipated<br />
Manage <strong>with</strong>in the <strong>NHS</strong> Board.<br />
Report to SGHD. Engage <strong>with</strong> CPHM. Log on Report to SGHD. Engage <strong>with</strong> CPHM.<br />
Log SHORS if an outbreak .<br />
SHORS and report to HPS if an outbreak. Ask HPS<br />
Report to HPS٭٭<br />
<strong>In</strong>form CPHM<br />
for support if requireedr ٭٭<br />
Log on SHORS if an outbreak<br />
Consider issuing press statement<br />
(prepare holding statement)٭٭٭<br />
Issue press statement٭٭٭<br />
٭Public Anxiety: if a press statement was released today summarising the situation what would be the likely impact on public anxiety. ٭٭Consider other who may be <strong>of</strong><br />
assistance in managing hospital infection incidents; Food Standards Agency, Scottish Environmental Protection Agency (SEPA), Water Authority, Dental Public Health<br />
Consultant, Health and Safety Executive, etc. ٭٭٭As far as is practicable, <strong>patients</strong> and relatives should be informed <strong>of</strong> an incident prior to press statement release. All press<br />
statements should be shared <strong>with</strong> SGHD and HPS
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
E 25<br />
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Replaces Jun 2010<br />
Pages 25 <strong>of</strong> 31<br />
Review Date Dec 2012<br />
Outbreak Record Form (Gastroenteritis)<br />
Appendix 6<br />
CODE:………………….<br />
Diarrhoea (colour coded in red) Vomiting (colour coded in green) Vomiting and Diarrhoea (colour coded in blue)<br />
PV =projectile vomiting, LAX =laxatives, V =vomiting, A =asymptomatic, NV =Norovirus, D + V =vomiting and diarrhoea, AB =antibiotics, CDT =C. diff toxin +ve, D =diarrhoea<br />
Ward / Area No <strong>of</strong> beds in Ward/ Area<br />
Date Reported Total no. <strong>of</strong> <strong>patients</strong> in area<br />
Time Reported Total no. <strong>of</strong> staff in area<br />
Date <strong>of</strong> first symptoms Total no. <strong>of</strong> persons involved in outbreak<br />
No Name Hosp<br />
No.<br />
DOB Staff/<br />
Patient<br />
First<br />
Symptoms<br />
Date<br />
Reported<br />
Onset<br />
date<br />
Spec<br />
date<br />
Comment Room<br />
no<br />
Date and Symptoms
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
DAILY STOOL SPECIMEN FORM<br />
E 26<br />
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Replaces Jun 2010<br />
Pages 26 <strong>of</strong> 31<br />
Review Date Dec 2012<br />
Hospital: Ward: Code:<br />
No. Name D.O.B. P/S Date Specimen<br />
Sent<br />
Date Result<br />
Received<br />
Appendix 7<br />
Specimen Result
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
E 27<br />
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Review Date Dec 2012<br />
Daily Checklist for Wards Closed due to an Outbreak <strong>of</strong> Gastroenteritis.<br />
Hospital_________________________ Ward____________________ ICT <strong>In</strong>formed Date: Date<br />
The ward is closed to admissions and transfers - until 48 hours after last new case and 48 hours after last diarrhoea/vomit. The closure time <strong>of</strong> the ward<br />
may be extended based on specific epidemiological data and at the request <strong>of</strong> the ICT.<br />
The ward (and side-room) doors are closed and there is an approved notice on the ward door advising visitors <strong>of</strong> necessary actions.<br />
All healthcare Workers (HCW) on the ward are:<br />
Aware <strong>of</strong> the status <strong>of</strong> the ward and how Norovirus/gastroenteritis is transmitted.<br />
Symptom free. If HCW is symptomatic they must remain <strong>of</strong> duty until 48 hours asymptomatic, they must also notify Occupational<br />
Health.<br />
Allocated – if possible – to care for either affected or non-affected areas <strong>of</strong> the ward – including agency and bank staff.<br />
All <strong>patients</strong> (and relatives) on the ward are aware <strong>of</strong> the Norovirus situation and have been given information leaflets on Norovirus/D&V and the need<br />
for hand hygiene, and safe handling <strong>of</strong> personal laundry.<br />
All <strong>patients</strong> <strong>with</strong> symptoms have been assessed today for symptom severity and assessed for signs <strong>of</strong> possible dehydration (Stool and Fluid Balance<br />
charts)<br />
Outbreak Record form has been updated – including any new cases, the symptoms <strong>patients</strong> are experiencing today and laboratory data. (Stool samples<br />
have been requested from all symptomatic <strong>patients</strong>).<br />
Patient Placement Assessment: A patient placement assessment and any advised/suggested moves have been made today. Patients should not leave the<br />
ward for other investigations/treatment unless this is clinically necessary, liaise <strong>with</strong> ICT before doing so.<br />
Personal Protective Equipment (PPE) – gloves, apron, surgical mask/visor (if risk <strong>of</strong> facial contamination <strong>with</strong> aerosols).<br />
There are sufficient supplies <strong>of</strong> PPE in the ward;<br />
used for single tasks and once removed hand washing is performed using liquid soap and warm water.<br />
used before contact <strong>with</strong> the patient or the patient’s immediate environment or before any dirty task.<br />
Hand Hygiene is being carried out <strong>with</strong> liquid soap and warm water – this can be followed by hand sanitiser. HCW must comply <strong>with</strong> <strong>NHS</strong>L Hand<br />
Hygiene policy.<br />
Patients are encouraged and given assistance to perform hand hygiene before meals and after attending the toilet.<br />
<strong>Management</strong> <strong>of</strong> waste: For the duration <strong>of</strong> the outbreak all waste should be disposed <strong>of</strong> as clinical waste (orange stream). Domestic waste bins should<br />
not be used during outbreaks.<br />
Environment: The environment is visibly clean – including curtains – there is increased cleaning which includes decontamination <strong>of</strong> frequently touched<br />
surfaces <strong>with</strong> detergent and 1000ppm chlorine releasing agent. [Cleaning schedules up to date].<br />
Environment: There are no exposed foods in the ward area – even if unexposed all fruit should be washed before eating.<br />
Appendix 8
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
E 28<br />
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Replaces Jun 2010<br />
Pages 28 <strong>of</strong> 31<br />
Review Date Dec 2012<br />
Equipment: Where possible single patient equipment is used and communal patient equipment avoided. All reusable equipment is decontaminated after<br />
use. There are sufficient other sundries on the ward to enable the control measures to be implemented.<br />
Linen: Whilst the ward remains closed, categorise all discarded linen as ‘foul/infected’<br />
Spillages: All faecal and vomit spillages are decontaminated by staff wearing appropriate PPE. The spillage is removed <strong>with</strong> paper towels, and then the<br />
area is decontaminated <strong>with</strong> 1000ppm <strong>of</strong> a chlorine releasing agent. All waste arising is discarded as clinical waste. PPE is then removed and hands<br />
washed <strong>with</strong> liquid soap and warm water.<br />
Advice and Guidance: HCWs have access to, and follow <strong>NHS</strong>L guidance on:<br />
The decontamination <strong>of</strong> body fluid spills, equipment, s<strong>of</strong>t furnishings (Section I and ward Cleaning Schedules)<br />
If uniform becomes contaminated HCW must complete a DATIX and send uniform to laundry for cleaning.<br />
Today the ICT has made an assessment <strong>of</strong> the outbreak and the continuing need for ward closure. The earliest possible date for reopening has been<br />
communicated to the clinical team, to bed management staff and those listed in the Outbreak policy.<br />
<strong>In</strong> preparation for reopening – empty beds have been cleaned and left unmade. Consider pre-booking a terminal clean.<br />
Before reopening – a terminal clean has been performed following ICT recommendation and following the hospital procedure.<br />
It is the Senior Charge Nurse/Deputy’s responsibility to ensure that all infection control measures are adhered to and that a DATIXhas been completed<br />
at the end <strong>of</strong> the outbreak.<br />
Issues Reason Action taken Signature Date
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
E 29<br />
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Replaces Jun 2010<br />
Pages 29 <strong>of</strong> 31<br />
Review Date Dec 2012<br />
PATIENTS WITH VOMITING AND DIARRHOEA<br />
Ward: _____________________________ Date: _____________________________<br />
Appendix 9<br />
Nursing staff to complete<br />
Please record all <strong>patients</strong> <strong>with</strong> projectile vomiting and/or 3 or more episodes <strong>of</strong> unexplained diarrhoea/loose stools<br />
A new chart should be started each morning at 9 am by the day staff. The <strong>In</strong>fection Control Nurses will retain the previous days chart<br />
Every episode <strong>of</strong> vomiting and diarrhoea should be recorded <strong>with</strong> a tick (√ )<br />
Patient’s Name Date Sample Obtained Vomiting Diarrhoea
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
E 30<br />
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Sep 2010<br />
Replaces Jun 2010<br />
Pages 30 <strong>of</strong> 31<br />
Review Date Dec 2012<br />
Protocol For Cohort Isolation During Suspected or Confirmed Outbreaks Of Norovirus<br />
Appendix 10<br />
Cohort isolation has long been recognised as a means <strong>of</strong> assisting <strong>with</strong> controlling the spread <strong>of</strong> infection <strong>with</strong>in<br />
ward environments, and if practiced well can result in the avoidance <strong>of</strong> restrictions being placed on the whole <strong>of</strong><br />
the ward.. It is a practice that is <strong>of</strong>ten adopted in the absence <strong>of</strong> available side rooms for <strong>patients</strong> displaying<br />
similar signs and symptoms. Prior to cohort nursing, Bed managers should risk assess the availability <strong>of</strong> single<br />
rooms in other clinical areas, this should always be done in conjunction <strong>with</strong> the ICT. Generally cohort isolation<br />
takes place <strong>with</strong>in 4 – 6 bedded bays<br />
It is imperative that for cohort isolation to be successful in containing the infection, the following points must be<br />
adhered to: -<br />
Where possible cohort <strong>patients</strong> must be cared for by designated staff especially when there is a high<br />
incidence <strong>of</strong> vomiting. Bank/Agency staff must not be involved in caring for <strong>patients</strong> in cohort isolation.<br />
The ICT must be contacted if compliance <strong>with</strong> the above cannot be achieved<br />
For effective isolation the door to the room must be kept closed at all times to provide physical separation<br />
from other <strong>patients</strong><br />
The rooms used for cohort isolation must have a designated toilet and hand washing facilities<br />
Personal Protective Equipment (PPE), where possible should be sited outside the room<br />
Staff caring for <strong>patients</strong> must practice the highest standard in relation to the use <strong>of</strong> PPE and hand hygiene<br />
(level two hand wash should be performed at all times as per Section H, CIM<br />
Linen should be treated as foul/infected as per Section D, CIM<br />
Waste should be disposed <strong>of</strong>f in the clinical waste stream as per Section K, CIM<br />
There should be clear signage placed on the door advising all visitors to the area to speak to the nurse in<br />
charge before entering the area<br />
The room must be cleaned on a daily basis following the guidance <strong>with</strong>in Section E1, CIM point 1.19<br />
Environmental Cleaning<br />
Patients must remain cohorted in the same area until at least 48hrs after the last episode <strong>of</strong> vomiting and/or<br />
loose stools. There should be no patient movement in or out <strong>of</strong> the room until the restrictions have been<br />
lifted by the <strong>In</strong>fection Control Team (ICT). The exception to this would be if the patient was being<br />
discharged to their own home, or if the patient was requiring an urgent medical/surgical<br />
investigation/intervention. The ICT must always be fully consulted prior to any decision being made.<br />
Meals and medicine rounds should be carried out last in cohort rooms<br />
It is important for staff to routinely provide affected/unaffected <strong>patients</strong> and visitors <strong>with</strong> an<br />
explanation <strong>of</strong> their infection, isolation procedures and treatment, especially <strong>patients</strong> who are<br />
asymptomatic, but potentially incubating the infection<br />
The ICT will review the situation on a daily basis, any breach <strong>of</strong> the above guidelines, or signs that the infection<br />
has not been successfully contained i.e. other <strong>patients</strong> or staff displaying similar signs and symptoms, may result<br />
in restrictions being applied to the whole ward. A full risk assessment would be undertaken in line <strong>with</strong> the<br />
<strong>In</strong>fection Control Doctor and Senior <strong>Management</strong> before any decision was made.
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
NOROVIRUS INFECTION CONTROL<br />
STAFF INFORMATION<br />
E 31<br />
Section E1<br />
Effective<br />
From<br />
Sep 2010<br />
Replaces Jun 2010<br />
Pages 31 <strong>of</strong> 31<br />
Review Date Dec 2012<br />
Appendix 11<br />
NOROVIRUS – AN OVERVIEW<br />
Noroviruses (NV), previously known as small round structured viruses (SRSV’s) and Norwalk like viruses<br />
(NLV’s) are the most common cause <strong>of</strong> outbreaks <strong>of</strong> gastro-enteritis in hospitals, schools, nursing/residential<br />
homes etc. These viruses can be highly infectious causing high attack rates among <strong>patients</strong> and staff <strong>with</strong>in the<br />
hospital setting. Attack rates can reach as high as 50%-70% in <strong>patients</strong> and staff.<br />
Gastro-enteritis caused by Norovirus infection produces a self-limiting, mild to moderate disease <strong>with</strong> clinical<br />
symptoms <strong>of</strong> nausea, vomiting (<strong>of</strong>ten projectile), diarrhoea, abdominal pain, myalgia, headache, malaise, low<br />
grade fever or a combination <strong>of</strong> these symptoms which can last 12-72 hours. The elderly and <strong>patients</strong> <strong>with</strong> preexisting<br />
chronic medical conditions may develop more serious symptoms. Treatment in most cases is<br />
replacement fluids.<br />
IDENTIFICATION<br />
The virus may be identified in stool or vomit specimens, particularly if the specimen is obtained at the onset <strong>of</strong><br />
symptoms.<br />
RESERVOIR<br />
Humans are the only known reservoir.<br />
ROUTE OF TRANSMISSION<br />
Probably by the faecal – oral route, although indirect transmission from environmental contamination and via<br />
aerosol has been suggested to explain the rapid spread in hospital settings. Food may also be a vehicle for<br />
transmission <strong>of</strong> infection.<br />
CHARACTERISTICS<br />
A rapid onset <strong>of</strong> diarrhoea and/or vomiting is commonly seen <strong>with</strong> a rapidly rising attack rate in both staff and<br />
<strong>patients</strong> alike.<br />
INCUBATION PERIOD<br />
Usually 12-48 hours.<br />
PERIOD OF COMMUNICABILITY<br />
During the acute stage <strong>of</strong> the disease, and up to 48 hours after diarrhoea/vomiting stops.<br />
SUSCEPTIBILITY<br />
Susceptibility is widespread and short-term immunity lasting up to 14 weeks has been reported.
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
E 32<br />
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Replaces Jun 2010<br />
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Review Date Dec 2012<br />
TYPING<br />
Typing <strong>of</strong> strains is not routinely carried out; therefore it is not possible to confirm that individual outbreaks are<br />
linked.<br />
RESTRICTION ON STAFF MOVEMENT, NURSING (INCLUDING BANK/AGENCY/STUDENT)<br />
AND DOMESTIC REQUIRES THAT:<br />
Essential services such as portering, medical etc would not normally be restricted.<br />
Staff <strong>with</strong> symptoms that fulfill the case definition must refrain from work as advised by Occupational<br />
Health and Safety Services and as directed by the <strong>In</strong>fection Control Team.<br />
For symptoms <strong>of</strong> gastro-enteritis, affected staff must refrain from duty for 48 hours, following cessation <strong>of</strong><br />
symptoms.<br />
Staff working <strong>with</strong>in the affected area MUST NOT be deployed to any other area unless out <strong>with</strong> the<br />
affected area for 48 hours or more <strong>with</strong>out developing symptoms.<br />
Staff deployed to the restricted area WILL REMAIN deployed in that area for the duration <strong>of</strong> the outbreak.<br />
Other disciplines that provide direct patient care in the affected area would normally be restricted, such as<br />
physiotherapy, to ensure these essential services can provide healthcare in other areas.<br />
VISITORS TO THE AFFECTED AREA:<br />
Would not normally be restricted, but the numbers should be kept to a minimum. The nurse in charge should<br />
discourage the elderly, very young and immunocompromised.<br />
A notice must be placed on the entrance door informing <strong>of</strong> the outbreak, referring visitors to the Nurse in<br />
charge.<br />
Guidance must be given to visitors by the Nurse in charge on the prevention <strong>of</strong> infection such as hand<br />
washing (written guidance available).<br />
Visitors <strong>with</strong> symptoms must not visit unless 48 hours symptom free.<br />
ROUTINE MAINTENANCE WORK MUST NOT BE CARRIED OUT DURING AN OUTBREAK<br />
OTHER RESTRICTIONS MAY BE IMPOSED AT THE DISCRETION OF THE INFECTION<br />
CONTROL TEAM
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
E 33<br />
Section E1<br />
Effective<br />
From<br />
Sep 2010<br />
Replaces Jun 2010<br />
Pages 33 <strong>of</strong> 31<br />
Review Date Dec 2012<br />
APPENDIX 12<br />
GASTROENTERITIS OUTBREAK IN THE CARE HOME SETTING INFECTION CONTROL<br />
ADVICE<br />
ESTABLISHMENT_______________________________________________________________<br />
Record:<br />
Maintain Outbreak Record Form (ORF).<br />
Mark only the new cases. – Recurrence <strong>of</strong> symptoms should be marked in the comments section.<br />
Symptoms:<br />
- <strong>Loose</strong> stools/diarrhoea<br />
Frequency (?diarrhoea i.e., ≥ 3 loose stools in 24hrs<br />
Colour / mucous / blood<br />
Consistency<br />
- Vomiting<br />
- Abdominal pain<br />
- Fever<br />
Accommodation:<br />
Single room (preferably <strong>with</strong> toilet + W/H basin.<br />
Cohort nurse if necessary and appropriate<br />
(For shared rooms where only one person is symptomatic, the asymptomatic person can only be moved to a<br />
single room in the vicinity, otherwise they should remain in the shared room).<br />
Toilets:<br />
Toilet allocated for symptomatic persons use only.<br />
If commode necessary - allocate one to each symptomatic person or disinfect between use by different<br />
persons.<br />
Personal Protective Equipment:<br />
For contact <strong>with</strong> excreta, vomit or contaminated item wear disposable plastic apron and disposable<br />
latex/vinyl gloves and change between <strong>patients</strong>.<br />
Handwashing:<br />
Use liquid soap to wash and paper towels to dry:<br />
- after contact <strong>with</strong> resident and immediate environment<br />
- after removing gloves;<br />
- after contact <strong>with</strong> faeces, vomit or contaminated items.<br />
<strong>In</strong>struct and assist residents where possible<br />
Pay close attention to confused/wanderers<br />
Laundry:<br />
As per CIM:<br />
Red water soluble bags<br />
Cool pre-wash
Note: Completion<br />
<strong>of</strong> Review<br />
<strong>NHS</strong> <strong>Lanarkshire</strong><br />
Health Protection Committee<br />
SECTION E 1 - <strong>Management</strong> <strong>of</strong> <strong>In</strong>-<strong>patients</strong> <strong>with</strong><br />
<strong>Loose</strong> <strong>Stools</strong>: Gastrointestinal Outbreak<br />
Section E1<br />
Effective<br />
From<br />
Sep 2010<br />
Replaces Jun 2010<br />
Pages 34 <strong>of</strong> 31<br />
Review Date Dec 2012<br />
65 o C for 10 mins or 71 o C for 3 mins.<br />
No hand sluicing <strong>of</strong> fouled items.<br />
Equipment:<br />
No shared equipment - if sharing necessary: disinfect between each resident. (see Control <strong>of</strong> <strong>In</strong>fection<br />
Manual [CIM])<br />
Environmental cleaning:<br />
Clean up spills/contamination as soon as possible (see CIM)<br />
Maintain good domestic cleaning (increased toilet cleaning frequency may be required)<br />
Clinical Waste:<br />
Dispose <strong>of</strong> protective clothing, incontinence pads etc as clinical waste.<br />
Stool Specimens:<br />
Send stool specimens from all affected as soon as possible<br />
Mark specimen request form "outbreak" and request “virology testing”<br />
Staff:<br />
Stop if possible or limit staff movement between affected and non-infected areas <strong>of</strong> establishment.<br />
Staff from the infected area should refrain from working in other healthcare establishments for the duration<br />
<strong>of</strong> the outbreak.<br />
Avoid using agency staff in affected areas if possible, if used, ensure that agency is notified <strong>of</strong> outbreak.<br />
Symptomatic staff must stay <strong>of</strong>f work until 48 hours symptom free.<br />
Food Samples:<br />
Retain all food samples until further notice<br />
Visitors:<br />
Visitors should be informed <strong>of</strong> the outbreak and advised that should they wish to visit they should restrict this<br />
to their relative only and avoid mixing <strong>with</strong> other residents/ visitors.<br />
Admissions<br />
During the outbreak the establishment will be closed to admissions.<br />
Transfers:<br />
Has there been, or is there any intended transfer <strong>of</strong> residents to another residential establishment or hospital?<br />
If so,<br />
- record details <strong>of</strong> date, time and location.<br />
- inform the receiving unit <strong>of</strong> the outbreak.<br />
Please ensure that this information is given to all staff<br />
Advice given to:…………………………………………. Date…./…./…..<br />
Advice given by:………………………………………….. Date…../…../…..<br />
For further advice contact <strong>Lanarkshire</strong> <strong>NHS</strong> Board, Health Protection Team (01698 858232)<br />
E 34