title: [A sonographic evaluation of upper urinary tract obstruction in children. Chronological changes in renal pelves induced by the water load stress test with diuretics administration, its assessment or evaluation and clinical significance].
mesh_terms: D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D004232:Diuretics; D005069:Evaluation Studies as Topic; D006801:Humans; D007223:Infant; D007682:Kidney Pelvis / Q000473:pathology*; D014463:Ultrasonography; D014517:Ureteral Obstruction / Q000175:diagnosis*
chemical_list: D004232:Diuretics