73-year-old male with history of left kidney lower pole mass. ABDOMEN:LIVER, BILIARY TRACT: Scattered small cysts and other subcentimeter T2 hyperintense lesions, likely additional cysts. No suspicious hepatic lesions. No biliary ductal dilation.SPLEEN: No significant abnormality noted.PANCREAS: No significant abnormality noted.ADRENAL GLANDS: Stable left adrenal adenoma.KIDNEYS, URETERS: 2.7 cm round, partially exophytic enhancing left lower pole lesion, compatible with renal cell carcinoma and unchanged in size since prior CT (series 11/64). Bilateral simple cysts in both kidneys are stable.RETROPERITONEUM, LYMPH NODES: Scattered small cystic foci in the retroperitoneum, most likely related to benign lymphatic channels.BOWEL, MESENTERY: No significant abnormality noted.BONES, SOFT TISSUES: No significant abnormality noted.OTHER: No significant abnormality noted.
Left kidney lower pole enhancing mass is unchanged in size and compatible with renal cell carcinoma, most likely papillary type.