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Myofascial Pain Patterns for Head and Neck Disorders - American ...

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<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong> <strong>for</strong><br />

<strong>Head</strong> <strong>and</strong> <strong>Neck</strong> <strong>Disorders</strong><br />

Sajid A. Surve, D.O.<br />

UMDNJ School of Osteopathic Medicine<br />

NeuroMusculoskeletal Institute


2<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Learning Objectives<br />

By the end of this presentation, participants will<br />

be able to:<br />

• Correctly distinguish between referred pain<br />

patterns of different origins<br />

• Appropriately refer patients to interventional<br />

pain management or per<strong>for</strong>m injections on<br />

affected structures in myofascial pain<br />

• Recognize the indications <strong>for</strong> Osteopathic<br />

Manipulative Treatment in myofascial pain


3<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Disclosures<br />

• I have no relevant financial disclosures with<br />

regard to this presentation.


4<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Outline<br />

• Introduction<br />

• Myotomic patterns<br />

• Dermatomic patterns<br />

• Sclerotomic patterns<br />

• Conclusion


5<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Introduction<br />

• 45-year old male presents<br />

with 6 year history of<br />

headache following motor<br />

vehicle accident<br />

• Restrained driver of sedan<br />

travelling 15-20 mph, rearended<br />

by another sedan<br />

travelling 25-30 mph


6<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Introduction<br />

• Rates pain VAS 4/10 during<br />

flare-ups which occur 3-4<br />

times per month. Otherwise<br />

pain-free<br />

• Describes as throbbing, achy<br />

pain with no other associated<br />

symptoms


7<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Introduction<br />

• Saw PCP, has been taking<br />

prescription naproxen<br />

intermittently, which helps<br />

• Within 6 months of accident<br />

had x-rays <strong>and</strong> MRI of c-<br />

spine which were both<br />

negative


8<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Introduction<br />

• Remainder of history is<br />

unremarkable<br />

• On physical exam, patient<br />

has tenderness to palpation<br />

of cervical spine <strong>and</strong><br />

restricted range of motion<br />

x<br />

x<br />

x


9<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Introduction<br />

• What do we think about this<br />

case<br />

• What is the treatment plan<br />

<strong>for</strong> this patient<br />

▫ OMT<br />

▫ Trigger point injection<br />

▫ Spray <strong>and</strong> stretch<br />

▫ Botox<br />

▫ Something else<br />

x<br />

x<br />

x


10<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Myotomic <strong>Pain</strong> <strong>Patterns</strong>


11<br />

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<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Myotomic <strong>Pain</strong> <strong>Patterns</strong><br />

• Originally described by Travell, Simons, <strong>and</strong><br />

Simons in 1942<br />

• 80 years later, still debate about exact diagnostic<br />

criteria<br />

• General consensus describes trigger points as<br />

derangement of muscle or fascial tissue<br />

hallmarked by referral of pain in a predictable<br />

pattern upon direct palpation<br />

Myburgh et al. A systematic, critical review of manual palpation <strong>for</strong> identifying myofascial trigger<br />

points: evidence <strong>and</strong> clinical significance.Arch Phys Med Rehabil. 2008 Jun ;89(6):1169-76.


12<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Myotomic <strong>Pain</strong> <strong>Patterns</strong><br />

• New imaging techniques are giving us greater<br />

insight into underlying pathology<br />

• Diagnosis is still made from history <strong>and</strong> physical<br />

exam findings<br />

• Number of treatment options have been<br />

considered, although few have solid evidence<br />

Chen Q, Bensamoun S, Bas<strong>for</strong>d JR, Thompson JM, An K-N. Identification <strong>and</strong> quantification of myofascial<br />

taut b<strong>and</strong>s with magnetic resonance elastography. Arch Phys Med Rehabil 2007;88:1658-61.


13<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Myotomic <strong>Pain</strong> <strong>Patterns</strong><br />

Evidence-based beneficial treatments:<br />

• OMT<br />

• Trigger Point Injection / Dry Needling /<br />

Acupuncture<br />

• TENS<br />

• Iontophoresis with indomethacin<br />

• Spray <strong>and</strong> Stretch<br />

Annaswamy TM et al. Emerging concepts in the treatment of myofascial pain: a review of medications,<br />

modalities, <strong>and</strong> needle-based interventions.PM R. 2011 Oct ;3(10):940-61.


14<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Myotomic <strong>Pain</strong> <strong>Patterns</strong><br />

Botox is not considered an effective modality <strong>for</strong><br />

myofascial pain<br />

Soares A, Andriolo RB, Atallah ÁN, da Silva EMK, da Silva EMK. Botulinum toxin <strong>for</strong> myofascial pain<br />

syndromes in adults. Cochrane Database of Systematic Reviews 2012, Issue 4. Art. No.: CD007533. DOI:<br />

10.1002/14651858.CD007533.pub2


15<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Trapezius<br />

Images courtesy of http://www.triggerpoints.net


16<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Sternocleidomastoid<br />

Images courtesy of http://www.triggerpoints.net


17<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Splenius Capitis/Cervicis<br />

Images courtesy of http://www.triggerpoints.net


18<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Suboccipitalis<br />

Images courtesy of http://www.triggerpoints.net


19<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Frontalis (A) / Occipitalis (B)<br />

Images courtesy of http://www.triggerpoints.net


20<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Temporalis<br />

Images courtesy of http://www.triggerpoints.net


21<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Lateral Pterygoid<br />

Images courtesy of http://www.triggerpoints.net


22<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Medial Pterygoid<br />

Images courtesy of http://www.triggerpoints.net


23<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Dermatomic <strong>Pain</strong> <strong>Patterns</strong>


24<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Dermatomic <strong>Pain</strong> <strong>Patterns</strong><br />

• Neuropathic radicular pain related to<br />

entrapment of either nerve roots or peripheral<br />

nerves<br />

• May be caused by canal stenosis, disc disease, or<br />

external pressure (peripheral nerves only)<br />

• OMT indicated primarily as adjunct, HVLA<br />

contraindicated at level of entrapment<br />

Chila et al. Foundations of Osteopathic Medicine, 3 rd edition. LWW 2011. pp. 524


25<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Dermatomic <strong>Pain</strong> <strong>Patterns</strong><br />

• NSAIDs <strong>and</strong> TCAs indicated in cervical<br />

radiculopathy<br />

• Opiates generally indicated through WHO<br />

guidelines<br />

• Oral corticosteroids not well studied <strong>for</strong><br />

radicular pain<br />

Carette S, Fehlings M. Cervical radiculopathy. N Engl J Med. 2005;353:392–399.


26<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Dermatomic <strong>Pain</strong> <strong>Patterns</strong><br />

• Low level evidence <strong>for</strong> cervical immobilization,<br />

traction, physical therapy in radiculopathy<br />

• Acupuncture is recommended <strong>for</strong> both acute <strong>and</strong><br />

chronic radiculopathy<br />

Carette S, Fehlings M. Cervical radiculopathy. N Engl J Med. 2005;353:392–399.<br />

Council of Acupuncture <strong>and</strong> Oriental Medicine Associations. Acupuncture <strong>and</strong> electroacupuncture:<br />

evidence-based treatment guidelines. National Guideline Clearinghouse. Available at<br />

http://guideline.gov/summary/summary.aspxdoc_id=9343.


27<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Dermatomic <strong>Pain</strong> <strong>Patterns</strong><br />

• Moderate to high level evidence <strong>for</strong> cervical<br />

epidural steroid injection <strong>and</strong> selective nerve<br />

root blocks<br />

• Moderate to high level evidence <strong>for</strong> peripheral<br />

nerve blockade in peripheral nerve entrapment<br />

Manchikanti L et al. Comprehensive evidence-based guidelines <strong>for</strong> interventional techniques in the<br />

management of chronic spinal pain.<strong>Pain</strong> Physician. 2009 Jul-Aug ;12(4):699-802.


28<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Segmental Nerve <strong>Patterns</strong>


29<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Peripheral Nerve <strong>Patterns</strong>


30<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Sclerotomic <strong>Pain</strong> <strong>Patterns</strong>


31<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Sclerotomic <strong>Pain</strong> <strong>Patterns</strong><br />

• Cervical facets are innervated by medial branch


32<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Sclerotomic <strong>Pain</strong> <strong>Patterns</strong><br />

• In cervical facet disease (i.e. spondylosis) bony<br />

hypertrophy <strong>and</strong> sclerosis can produce referred<br />

pain which is independent from all other referral<br />

patterns<br />

• OMT of limited use <strong>for</strong> improving referred pain,<br />

although indicated <strong>for</strong> compensatory changes


33<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Sclerotomic <strong>Pain</strong> <strong>Patterns</strong><br />

• Moderate to high level evidence <strong>for</strong> diagnostic<br />

cervical facet injections<br />

• Moderate to high level evidence <strong>for</strong><br />

radiofrequency ablation to medial branch<br />

Manchikanti L et al. Comprehensive evidence-based guidelines <strong>for</strong> interventional techniques in the<br />

management of chronic spinal pain.<strong>Pain</strong> Physician. 2009 Jul-Aug ;12(4):699-802.


34<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Sclerotomic <strong>Pain</strong> <strong>Patterns</strong>


35<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Conclusion


36<br />

<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />

<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />

Surve<br />

Conclusion<br />

• Different structures have different referral<br />

patterns<br />

• Being cognizant of pain patterns will help to<br />

guide interventions<br />

• OMT has indications <strong>for</strong> many causes of cervical<br />

myofascial pain

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