Gunn pupillary phenomenon

Gunn pupillary phenomenon
Marcus Gunn pupillary p.

Medical dictionary. 2011.

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  • Marcus Gunn pupillary phenomenon — with unilateral optic nerve or retinal disease, a difference between the pupillary reflexes of the two eyes when a light is shone alternately into each one with the other eye covered; on the affected side there is abnormally slight contraction or …   Medical dictionary

  • Gunn pupillary sign — Marcus Gunn pupillary phenomenon …   Medical dictionary

  • Gunn crossing sign dots pupil etc. — (gun) [Robert Marcus Gunn, British ophthalmologist, 1850–1909] see under dot, sign, and syndrome; see Marcus Gunn pupil, under pupil; and see Marcus Gunn pupillary phenomenon, under phenomenon …   Medical dictionary

  • Gunn sign — 1. Gunn crossing s. 2. Marcus Gunn pupillary phenomenon. 3. see under syndrome …   Medical dictionary

  • Marcus Gunn pupillary sign — see under phenomenon …   Medical dictionary

  • Marcus Gunn pupil — the defect of pupillary movement seen in the Marcus Gunn pupillary phenomenon …   Medical dictionary

  • phenomenon — 1. A symptom; an occurrence of any sort, whether ordinary or extraordinary, in relation to a disease. 2. Any unusual fact or occurrence. [G. phainomenon, fr. phaino, to cause to appear] adhesion p. a p. manifested by the adherence of antigen… …   Medical dictionary

  • Marcus Gunn pupil — Classification and external resources The left optic nerve and the optic tracts. A Marcus Gunn pupil indicates an afferent defect, usually at the level of the retina or optic nerve. Moving a bright light from the unaffected eye to the affect …   Wikipedia

  • Marcus Gunn phenomenon — For the pupillary defect, see Marcus Gunn pupil. Marcus Gunn phenomenon Classification and external resources Nerves of the orbit, and the ciliary ganglion. Side view. (Trigeminal nerve and oculomotor nerve both …   Wikipedia

  • swinging flashlight test — (for damage to the optic nerve or retina) with the patient s eyes fixed at a distance and a strong light shining before the intact eye, a crisp bilateral contraction of the pupil is noted. If when the light is moved to the affected eye, both… …   Medical dictionary

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