title: [Primary megaureter and obstruction].
authors: Servicio de Urología, Hospital Universitario Río Hortega, Valladolid, España. ndelvallegon@yahoo.es
authors: N
authors: N
authors: Del Valle González
authors: A
authors: A
authors: Amo García
authors: F
authors: F
authors: Castroviejo Royo
authors: J M
authors: JM
authors: Martínez-Sagarra Oceja
mesh_terms: D000293:Adolescent; D004108:Dilatation, Pathologic; D006801:Humans; D008297:Male; D011859:Radiography; D014517:Ureteral Obstruction / Q000000981:diagnostic imaging*