eye-closure pupil reaction


eye-clo·sure pu·pil re·ac·tion

a constriction of both pupils when an effort is made to close eyelids forcibly held apart; a variant of the pupil response to near vision. Synonym(s): Galassi pupillary phenomenon, Gifford reflex, lid-closure reaction, orbicularis phenomenon, orbicularis pupillary reflex, Piltz sign, Westphal pupillary reflex, Westphal-Piltz phenomenon

eye-clo·sure pu·pil re·ac·tion

(ī-klō'zhŭr pyū'pil rē-ak'shŭn) A constriction of both pupils when an effort is made to close eyelids being forcibly held apart. A variant of the pupil response to near vision.
Synonym(s): Galassi pupillary phenomenon, Gifford reflex, Westphal pupillary reflex.

Gifford,

Harold, U.S. ophthalmologist, 1858-1929. Gifford applicatorGifford corneal applicatorGifford corneal curetteGifford fixation forcepsGifford holderGifford iris forcepsGifford keratotomyGifford needle holderGifford reflex - constriction of both pupils when an effort is made to close eyelids forcibly held apart. Synonym(s): eye-closure pupil reactionGifford sign - difficulty in everting the upper eyelid in Graves disease.

Piltz,

Jan, Polish neurologist, 1870-1931. Piltz reflex - a pupil's attention reflex.Piltz sign - constriction of both pupils when an effort is made to close eyelids forcibly held apart. Synonym(s): eye-closure pupil reaction; Westphal-Piltz phenomenon; Westphal pupillary reflexWestphal-Piltz phenomenon - Synonym(s): Piltz sign