Gunn Sign 5a565e

Gunn sign Gunn sign (gŭn), 1. compression of the underlying vein at arteriovenous crossings seen ophthalmoscopically in arteriolar sclerosis; Synonym(s): Gunn crossing sign 2. on alternate stimulation with light, the pupil of an eye with optic nerve transmission defect constricts poorly or even dilates when stimulated (a relative afferent pupillary defect). Synonym(s): Marcus Gunn sign Farlex Partner Medical Dictionary © Farlex 2012

Gunn sign (gŭn sīn) 1. Compression of the underlying vein at arteriovenous crossings seen ophthalmoscopically in arteriolar sclerosis. 2. On alternate stimulation with light, the pupil of an eye with optic nerve transmission defect constricts poorly or even dilates when stimulated (a relative afferent pupillary defect). Synonym(s): Marcus Gunn sign. Medical Dictionary for the Health Professions and Nursing © Farlex 2012

Gunn, Robert Marcus, English ophthalmologist, 1850-1909. Gunn dots - minute, highly glistening, white or yellowish specks usually seen in the posterior part of the fundus. Gunn phenomenon - an increase in the width of the eyelids during chewing. Synonym(s): Gunn syndrome; jaw-winking syndrome; Marcus Gunn syndrome Gunn pupil - Synonym(s): Marcus Gunn pupil Gunn sign - compression of the underlying vein at arteriovenous crossings seen ophthalmoscopically in arteriolar sclerosis. Synonym(s): Marcus Gunn sign Gunn syndrome - Synonym(s): Gunn phenomenon Marcus Gunn pupil - relative afferent pupillary defect. Synonym(s): Gunn pupil Marcus Gunn sign - Synonym(s): Gunn sign

Marcus Gunn syndrome - Synonym(s): Gunn phenomenon