Monarch Disease Ontology id MONDO_0010241 (congenital stationary night blindness 2A) is any congenital stationary night blindness in which the cause of the disease is a mutation in the CACNA1F gene. Also known as: CACNA1F congenital stationary night blindness, CSNB, incomplete, X-linked, congenital stationary night blindness 2A X-linked, congenital stationary night blindness caused by mutation in CACNA1F, congenital stationary night blindness type 2A, night blindness, congenital stationary (incomplete), 2A, X-linked.