Myofascial pain of masticatory muscles can result in orofacial pain.

A feature of myofascial pain is the presence of pressure points.


Criteria for myofascial pain - all of the following:

(1) regional dull, aching pain at rest

(2) use of the affected muscle aggravates the pain

(3) pressing on a trigger point alters the pain complaint and may be associated with pain referral

(4) application of vapocoolant spray or injection of a local anesthetic to the trigger point results in a > 50% reduction of pain

To read more or access our algorithms and calculators, please log in or register.