Congenital Disorder

Cone-Rod Dystrophies

Genetically heterogeneous and sometimes syndromic (e.g., BARDET BIEDL SYNDROME; and SPINOCEREBELLAR ATAXIA TYPE 7) retinopathies with initial RETINAL CONE involvement. They are characterized by decreased VISUAL ACUITY; COLOR VISION DEFECTS; progressive loss of peripheral vision and night blindness.