The renogram vs. the pyelogram: evaluation of the significance of upper urinary tract obstruction.
D006801:Humans; D006869:Hydronephrosis / Q000175:diagnosis*; D007669:Kidney Calculi / Q000175:diagnosis*; D011704:Pyelonephritis / Q000175:diagnosis*; D011866:Radioisotope Renography; D012078:Renal Artery Obstruction / Q000175:diagnosis*; D014545:Urinary Calculi / Q000175:diagnosis*; D014567:Urography