Patchy areas of hypo-enhancement of the right kidney are present, involving the full thickness of the cortex in many places. Right renal artery and vein enhance normally. No hydronephrosis or stones. Two right ureters join just proximal to the vesico-ureteric junction and are inflamed. Small volume of free right retroperitoneal fluid. No renal or perinephric abscess. Small right pleural effusion.