Central Retinal Vein Occlusion

In central retinal vein occlusion, retinal veins appear distended and tortuous. The fundus may be congested and edematous. Numerous retinal hemorrhages are also characteristic.

Image courtesy of A. Viestenz, Ophthalmic Clinic of the Health Center of the University of Erlangen-Nürnberg, via the Online Journal of Ophthalmology (www.onjoph.com).