Case of the Month: April, 2011, Page 2

Answer: B: The right kidney is enlarged and there are subtle areas of hyperdensities.

A CT scan with intravenous contrast was then ordered for further investigation of the renal abnormalities.

( Click here for larger image. )

Question: Based on the characteristic findings on this contrast enhanced CT delayed sequence and the patient history/presentation which of the following should be included in the differential?

1. Hydronephrosis
2. Renal Infarction
3. Lymphoma
4. Cystic renal mass
5. Pyelonephritis