Ornithine Aminotransferase Deficiency

Ornithine Aminotransferase Deficiency [OAT]: Gyrate atrophy of the choroid and retina due to deficiency of ornithine aminotransferase is clinically characterized by a triad of progressive chorioretinal degeneration, early cataract formation, and type II muscle fiber atrophy. Characteristic chorioretinal atrophy with progressive constriction of the visual fields leads to blindness at the latest during the sixth decade of life. Patients generally have normal intelligence.

Sephardic-Mizrahi Jewish Carrier Frequency: 1 in 177