Study Status: Active, not recruiting
Recruit Status: Active, not recruiting
Study Type: Observational
Official Title: Clinical and Genetic Characterization of Individuals With Achromatopsia
Brief Summary: The purpose of this study is to identify individuals with achromatopsia caused by mutations in the CNGB3 gene and characterize their clinical condition using several tests of visual function every 6 months for up to 1.5 years.