The other IRD group included Stargardt's disease carrying ABCA4 variants, as well as individuals with Cone-Rod Dystrophy (CORD) or RP presenting with various genetic variants such as RDH12, RPGR, LCA5,CEP290, RP2, USH2A, and EYS. The gene discussed is RPGR; the disease is retinitis pigmentosa 1.