Myofascial Pain Patterns for Head and Neck Disorders - American ...
Myofascial Pain Patterns for Head and Neck Disorders - American ...
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
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<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.
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<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />
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Outline<br />
• Introduction<br />
• Myotomic patterns<br />
• Dermatomic patterns<br />
• Sclerotomic patterns<br />
• Conclusion
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<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
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<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
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<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
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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
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<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />
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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
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<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />
Surve<br />
Myotomic <strong>Pain</strong> <strong>Patterns</strong>
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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.
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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.
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<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.
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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
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<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
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<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
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<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
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<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
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<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />
<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />
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Frontalis (A) / Occipitalis (B)<br />
Images courtesy of http://www.triggerpoints.net
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Temporalis<br />
Images courtesy of http://www.triggerpoints.net
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Lateral Pterygoid<br />
Images courtesy of http://www.triggerpoints.net
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<strong>Myofascial</strong> <strong>Pain</strong> <strong>Patterns</strong><br />
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Medial Pterygoid<br />
Images courtesy of http://www.triggerpoints.net
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Dermatomic <strong>Pain</strong> <strong>Patterns</strong>
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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
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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.
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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.
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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.
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Surve<br />
Segmental Nerve <strong>Patterns</strong>
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<strong>Head</strong> & <strong>Neck</strong> <strong>Disorders</strong>-<br />
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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>
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<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
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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
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<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.
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<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
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<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