Definition: A condition characterized by waxy rigidity of the limbs, which may be placed in various positions that are maintained for a time, lack of response to stimuli, mutism, and inactivity; occurs with some psychoses, especially catatonic schizophrenia.
[G. katalēpsis, a seizing, catalepsy, fr. kata, down, + lēpsis, a seizure]
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Examples: glitazone, GI cocktail, etc.