70 year old woman lost vision 12 years ago in her left eye. VA 20/32 OD; 20/800 OS (PPRCA) is a rare disorder of unknown etiology Pigment accumulation along the distribution of retinal veins Finding are usually incidental with minimal effect on vision Often bilateral Associated with Uveitis Sarcoidosis Behcet’s disease Syphilis Measles Rubeola tuberculosis