Mar·cus Gunn phenomenon or Mar·cus Gunn syndrome (mär k s g n)n. See jaw-winking syndrome. |
Marcus Gunn phenomenon
Marcus Gunn pupillary sign, swinging flashlight Neurology A change in the pupillary reflex, caused by unilateral optic nerve or retinal disease; a light is shined, first on one, then the other eye with the opposite eye
covered; the affected eye demonstrates a slight contraction or dilation of the pupil
Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content.
| ?Page tools | ||
|---|---|---|
|