Thirty four dogs presented with generalized progressive retinal atrophy(gPRA) from September 2002 to April 2004 were reviewed to characterize signalments and prevalence rate in Korea. Mean age was 6.3$pm$2.7 years-old and 59% was less than six years old. The most prevalent breed was Miniature Schnauzer (50%) and the affected mean age was slightly earlier (4.4$pm$1.1 years-old). However, there was no sex predisposition. Cataract was confirmed in 15 dogs (44%) and 67% was bilateral.