Alternative titles and symbols : Opca with macular degeneration and external ophthalmoplegia; Autosomal dominant cerebellar ataxia, type II; Olivopontocerebellar atrophy III; Opca III; Opca with retinal degeneration; Adca, type II; OPCA3;
Inheritance : Autosomal dominant;
Molecular basis : Caused by mutations in the ataxin 7 gene (SCA7, 607640.0001);