All of the following conditions exhibit cherry red spot on retina, EXCEPT:
Conditions diseases displaying a cherry-red macular spot: Central retinal aery occlusion Commotio retinae (Berlin's edema) GM1 gangliosidosis GM2 gangliosidosis (Tay-Sachs and Sandhoff type) Sialidosis Niemann-Pick disease types A to D (not E and F); ring may be diffuse and indistinct Farber lipogranulomatosis Metachromatic leukodystrophy Neuronal ceroid lipofuscinosis, late infantile form ("bull's-eye" maculopathy, not true cherry-red spot) Ref: Ropper A.H., Samuels M.A. (2009). Chapter 37. Inherited Metabolic Diseases of the Nervous System. In A.H. Ropper, M.A. Samuels (Eds), Adams and Victor's Principles of Neurology, 9e.
CRAO
Tay Sach's disease
Niemann pick's disease
Central retinal vein occlusion