Of the following which is most common disorder causing pain about the masticatory apparatus including the TMJ_____________?

Correct answer: C. Myofacial pain dysfunction syndrome

A. Traumatic arthritis
B. Trigeminal neuralgia
C. Myofacial pain dysfunction syndrome
D. Degenerative arthritis

Explanation

Myofascial pain dysfunction syndrome is the commonest source of pain involving the muscles of mastication and the TMJ region. Trigeminal neuralgia is neuropathic facial pain, while arthritis is a less common primary cause of this broad masticatory pain pattern.

Submitted by a TestUstad contributor and published by the TestUstad editorial teamLast updated 18 September 2026

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