Diagnostic Imaging - Jerudong Park Medical Centre

is MRI?What is MRI?MRI, otherwise also called Magnetic ResonanceImaging,MRI, otherwiseallows usalsotocalledsee veryMagneticclearlyResonanceinside theImaging, allows us to see very clearly insidehuman body without the use of X-rays. MRI imagesthe human body without the use of X-rays.help us to make the best possible diagnosis.MRI images help us to make the best possibleHow diagnosis. does it work?MRI produces clear internal body images by usingaHow particular does it work? radio frequency to create momentarymagnetic MRI produces changes. clear Ainternal computer body then images analyses by using thesignals a particular returned radio by frequency various tissues. to create momentarymagnetic changes. A computer then analyses theIs signals there any returned risk? by various tissues.There is no risk to the average patient who followsappropriate guidelines regarding metallic itemsIs there any risk?within the body. Before a MRI examination, pleaseinformThere isyourno riskphysicianto the averageor the MRIpatientSupervisorwho followsif youappropriate guidelines regarding metallic itemshave:within the body. Before a MRI examination, pleaseinform your physician or the MRI Supervisor if• a pacemakeryou have:• a metal plate, pin or other metallic implant• ever been wounded during military service• a pacemaker• an artificial heart valve• a metal plate, pin or other metallic implant••everanbeenIUDwounded during military service•• an aneurysm artificial heart clip valve•• an ever IUDbeen a metal worker• aneurysm clipMetallic • ever items been within a metal the worker body may cause discomfortor injury to you when please in the magnetic field, andmay Metallic exclude items you from within the examination. the body Also, may becausesureto discomfort inform us if or you injury are pregnant. to you when please in themagnetic field, and may exclude you from theHow examination. long does an Also, examination be sure take? to inform us if you areThe pregnant. average MRI scan takes 15 to 30 minutes witha complete examination running 30 to 45 minutes.During this time, several images may be obtained.How long does an examination take?What The can average I expect MRI during scan the examination? takes 15 to 30 minutesMRI with isa comfortable complete examination and easy forrunning the patient. 30 to First, 45the minutes. technologist During this will time, help several you lieimages downmay on be acushioned obtained. table. When you are comfortably4 • Radiology MRIWhat can I expect during the examination?MRI is comfortable and easy for the patient.First, the technologist will help you lie down ona cushioned table. When you are comfortablypositioned for the examination, the table will bemoved into the magnet. The technologist willstep to the control area and remain in contactwith you.As the MRI scan proceeds, you will hear a muffledthumping sound. Just relax - you may even takea nap – but try to lie as still as possible. Anymovement during this time will blur the images.When positioned scanning for the is complete, examination, the the technologist table will will bereturn moved into assist the magnet. you off The the table. technologist will step tothe control area and remain in contact with you.What can I do for best results?As the MRI scan proceeds, you will hear a muffledAny metallic substance on your body part canthumping sound. Just relax - you may even take acause a bright or blank spot on the picture. Tonap – but try to lie as still as possible. Any movementhelp your doctor make the best diagnosis, pleaseduring this time will blur the images. When scanningdois complete,not wear:the technologist will return to assist youoff the table.• HairsprayWhat • Mascara can I do for best results?Any • Hearing metallic aid substance on your body part can causea • bright Any removable or blank spot dental on the work picture. To help yourdoctor • Jewellery make the best diagnosis, please do not wear:• Spectacles• Hairspray• MascaraIn addition, you may find it easier to lie calm for• Hearing aidseveral minutes at a time if you avoid drinking• Any removable dental workcoffee or other caffeinated beverages before your• Jewelleryscan.• SpectaclesIn addition, you may find it easier to lie calm for severalminutes at a time if you avoid drinking coffee or othercaffeinated beverages before your scan.Radiology MRI • 5