The following Imaging Case of the Month for physicians was submitted by Thomas Nguyen, M.D., and Mamata Chithriki, M.D.

History:

• CC: Right flank pain
• HPI: 40-year-old female with one-day history of right flank pain and vomiting. Patient has noted an abdominal mass to the right of her belly button. No fever/chills, dysuria or frequency. Remote prior renal US in France demonstrated renal cysts.
• PMH: none
• PSH: none

(Pictured at right: Coronal non-contrast CT)

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