Case report: volvulus of a mesenteric cyst--an unusual complication diagnosed by CT.

A 10-year-old girl presented with colicky abdominal pain and a vague left sided mass on physical examination. Plain radiographs of the abdomen were unremarkable but ultrasound examination demonstrated a large right sided unilocular cystic abdominal mass. Computed tomographic features were diagnostic of volvulus of the proximal small bowel with associated mesenteric cyst.

Angiomyolipoma causing life-threatening hematuria in a child with tuberous sclerosis.

A case of a 12-year-old boy with tuberous sclerosis who developed life-threatening hematuria is presented. An angiomyolipoma of the lower two thirds of the left kidney resulted in a tumor hemorrhage that was successfully treated by partial nephrectomy.

Barium enema examination in neonates with suspected necrotising enterocolitis.

Sixteen neonates with suspected necrotising enterocolitis (N.E.C.

Renal vein renin measurement and arteriography in the investigation and management of severe childhood hypertension.

Forty-two children aged one to sixteen years with persistent and severe hypertension were investigated by renal vein renin measurements. There were no serious complications in the 49 procedures performed and technical failure occurred on three occasions. Arteriography was performed in 35.