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in a case of coma from severe apoplexy, pressure on the eyeballs causes contraction of the facial muscles of expression on the side opposite to the lesion; if coma results from diabetes, uremia, or other toxic cause, the reflex is present on both sides.
In coma, contraction of facial muscles when pressure is applied to the eyeball. Synonym: bulbomimic reflex; Mondonesi reflex
See also: reflex