myofascial pain-dysfunction syndrome

my·o·fas·cial pain-·dys·func·tion syn·drome

dysfunction of the masticatory apparatus related to spasm of the muscles of mastication precipitated by occlusal dysharmony or alteration in vertical dimension of the jaws, and exacerbated by emotional stress; characterized by pain in the preauricular region, muscle tenderness, popping noise in the temporomandibular joint, and limitation of jaw motion.

my·o·fas·ci·al pain-dys·func·tion syn·drome

(mī'ō-fash'ē-ăl pān-dis-fŭngk'shŭn sin'drōm)
A condition involving the development of regional trigger points that create pain, weakness, limited range of motion, and general dysfunction. Postural compensation for painful areas can lead to the development of additional trigger points, allowing the myofascial pain-dysfunction syndrome to progress to a more severe state.

my·o·fas·ci·al pain-dys·func·tion syn·drome

(mī'ō-fash'ē-ăl pān-dis-fŭngk'shŭn sin'drōm)
Dysfunction of masticatory apparatus related to spasm of muscles of mastication precipitated by lack of occlusal harmony or alteration in vertical dimension of jaws, and exacerbated by emotional stress; characterized by pain in the preauricular region, muscle tenderness, popping noise in temporomandibular joint, and limitation of jaw motion.
Synonym(s): temporomandibular joint pain-dysfunction syndrome, TMJ syndrome.
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