title: Retrocaval ureter: sonographic appearance.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D006869:Hydronephrosis / Q000175:diagnosis / Q000209:etiology; D014463:Ultrasonography; D014513:Ureter / Q000002:abnormalities*; D014682:Vena Cava, Inferior / Q000002:abnormalities*