Disease or Syndrome
trismus Audio
tris·mus [ triz-muh s, tris- ]
Subclass of:
Spasm
Etymology:
Greek trismos = a grinding
Hence applied to the locking of the jaws in tetanus.
Definitions related to trismus:
  • Lack of ability to open the mouth fully due to decreased range of motion of the muscles of mastication. It may be a symptom of tetanus.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • Limitation in the ability to open the mouth.
    Human Phenotype Ontology (HPO)
    The Human Phenotype Ontology Project, 2021
  • 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.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • A disorder characterized by lack of ability to open the mouth fully due to a decrease in the range of motion of the muscles of mastication.
    Common Terminology Criteria for Adverse Events
    U.S. National Institutes of Health, 2021
Try this search on: Farlex, Merriam-Webster, Oxford Dictionary, or Wordnik

This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.