title: Intermittent ureteropelvic junction obstruction: pathophysiologic-radiologic features. Intermittent hydronephrosis.
mesh_terms: D000328:Adult; D002648:Child; D003973:Diatrizoate; D004231:Diuresis; D005260:Female; D006801:Humans; D006869:Hydronephrosis / Q000000981:diagnostic imaging* / Q000209:etiology; D007682:Kidney Pelvis / Q000000981:diagnostic imaging / Q000503:physiopathology; D008297:Male; D011859:Radiography; D014517:Ureteral Obstruction / Q000150:complications / Q000000981:diagnostic imaging*; D014867:Water
chemical_list: D014867:Water; D003973:Diatrizoate