Chvostek's sign


Chvos·tek's sign

noun \(ə-)ˌvs-ˌtek(s)-\

Definition of CHVOSTEK'S SIGN

: a twitch of the facial muscles following gentle tapping over the facial nerve in front of the ear that indicates hyperirritability of the facial nerve

Biographical Note for CHVOSTEK'S SIGN

Chvos·tek \ˈvs-ˌtek\ Franz (1835–1884), Austrian surgeon. Chvostek was a military doctor and professor at a military medical school in Vienna. In 1876 he published an article in which he announced his discovery that in a patient with tetany, tapping the optic nerve in front of the ear produces a spasm of the cheek muscles. This sign of tetany now bears his name.

Variants of CHVOSTEK'S SIGN

Chvos·tek's sign or Chvos·tek sign \(ə-)ˌvs-ˌtek-\

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