71-year-old female with history of left oncocytoma and a suspicious right kidney mass who presents for evaluation of the right kidney mass.. ABDOMEN:LIVER, BILIARY TRACT: No significant abnormality noted.SPLEEN: No significant abnormality noted.PANCREAS: No significant abnormality noted.ADRENAL GLANDS: No significant abnormality noted.KIDNEYS, URETERS: Large left upper pole T2 heterogeneous lesion with enhancement consistent with the known oncocytoma; this lesion measures 7.1 x 7.4 cm. There is an additional right lower lobe complex lesion measuring up to 2.5 cm which demonstrates contrast enhancement.RETROPERITONEUM, LYMPH NODES: No significant abnormality noted.BOWEL, MESENTERY: Ahaustration of the transverse and descending colon is noted. BONES, SOFT TISSUES: Metastatic disease of the left sacrum and lower lumbar spine noted.OTHER: No significant abnormality noted.
1.Right lower lobe complex renal lesion measures up to 2.5 cm. Differential considerations include a cortical renal cell carcinoma versus oncocytoma. Biopsy may be considered if clinically indicated.2.Left upper lobe renal lesion consistent with patient's known oncocytoma.3.Nonspecific ahaustration of the transverse and descending colon. Diagnostic consideration includes inflammatory bowel disease.4.Metastatic disease of the left sacrum and lower lumbar spine noted.