Any Leber congenital amaurosis in which the cause of the disease is a mutation in the KCNJ13 gene. The disease is MONDO_0013613 (Leber congenital amaurosis 16). Also known as: KCNJ13 Leber congenital amaurosis, LCA16, Leber congenital amaurosis caused by mutation in KCNJ13, Leber congenital amaurosis type 16.