| There is a 4 mm calculus within the urinary bladder within a subtle rounded cystic structure protruding from the left VUJ. Hypo-enhancement of the left renal upper pole and mild prominence of the pelvicalyceal system. Duplex collecting system with no dilatation of the upper or lower pole moieties. The right renal tract is unremarkable. No significant bladder wall thickening or pericystic fat stranding.No intraperitoneal free fluid or free gas. VP shunt tubing noted in the upper right abdomen. No associated intra-abdominal collection.The liver demonstrates homogeneous reduced attenuation in keeping with steatosis. No focal liver lesions. Gallbladder, pancreas, cysts, spleen and adrenal glands appear unremarkable. Previous gastric surgery and small hiatus hernia. Small and large bowel are unremarkable.ImpressionLeft bladder calculus within a ureterocoele with features of a left duplex system. Left renal upper pole hypo-enhancement could be due to recent mild obstruction secondary to the ureterocoele calculus or superimpose |