Bietti’s crystalline dystrophy in an African American patient: an unusual racial demographic for a condition more common in individuals of East Asian descent

Dear Editor,The study outlining the manifestations of Bietti’s crystalline dystrophy(BCD)in five Chinese patients offered insights into common disease-causing variants associated with Chinese patients as well as a novel mutation[1].This genetic condition is commonly reported among East Asian populations and to some extent Mediterranean populations[2].