Retrocaval ureter--unusual cause of ureteral obstruction.
D006801:Humans; D064749:Retrocaval Ureter; D014513:Ureter / Q000002:abnormalities*; D014517:Ureteral Obstruction; D014684:Venae Cavae / Q000002:abnormalities*
URETER/abnormalities; VENAE CAVAE/abnormalities