Vater/vacterl Association, also known as vater association, is related to vacterl association, x-linked, with or without hydrocephalus and vacterl association with hydrocephaly, x-linked. An important gene associated with Vater/vacterl Association is FANCL (FA Complementation Group L). The drugs Niacin and Nicotinamide have been mentioned in the context of this disorder. Affiliated tissues include kidney and heart, and related phenotypes are anal atresia and polyhydramnios