Calcified mesenteric lymphangioma.

passage of flatus. At first the attacks occurred at intervals of five or six weeks, and they lasted for 24 hours. By the time he was 12 they had become less frequent but more severe, and vomiting occurred. On examination of the abdomen there was no physical abnormality, but rectal examination revealed a large, mobile, spherical mass which could be balloted in the abdomen. The blood picture and urine were normal. A tuberculin test was negative. A radiograph showed a calcified mass in the pelvis (Fig. 1). A barium enema revealed no communication with the large bowel. Laparotomy was undertaken (C.P.S.), and there was found to be a little cloudy fluid in the peritoneal cavity. -. .. .~~~.. The surface of the jejunum and most of the ileum showed