Definition: Spasmodic contraction of the masseter muscle resulting in forceful jaw closure. This may be seen with a variety of diseases, including TETANUS, as a complication of radiation therapy, trauma, or in association with neoplastic conditions.
Synonyms (terms occurring on more labels are shown first): trismus, jaw spasm
More information: PubMed search and possibly Wikipedia
Drugs with this side effect as MedDRA Preferred Term
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