RADIOLOGY: KIDNEY: Case# 33028: RENAL ABSCESS. The patient is a twenty-eight year old female with Sickle cell anemia. 1. 2.5 x 3.2 cm abscess is seen within the upper pole of the left kidney. Other low attenuation lesions are seen within an enlarged left kidney most likely secondary to focal pyelonephritis.Enlarged nodes are seen near the left renal hilum probably representing reactive nodes. 2. Cardiomegaly. 3. Very small bilateral pleural effusions. 4. The central venous line tip is within the left hepatic vein.