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RADIOLOGY: KIDNEY: Case# 32939: URETEROPELVIC JUNCTION (UPJ). 61 year old woman with a palpable mass within the right upper quadrant on physical exam. Barium enema showed a mass displacing the colon in the region of the hepatic flexure, but no intrinsic lesion of the colon in this region. The lung bases are clear. The liver, adrenals, pancreas are unremarkable. There are small granulomas in the spleen. There is severe hydronephrosis of the right kidney, with marked thinning of the residual parenchyma of the right kidney. The ureter is not seen distal to the kidney. The left kidney and collecting system are unremarkable. The sigmoid colon shows diverticulosis. There has been a hysterectomy.

Peter Anderson
kidney, radiology