Case from the case-book and medical descriptive lists of the HAREWOOD HOSPITAL, Washington, D. C., Surgeon Thomas Antisell, U. S. V., in charge from October, 1862, to September, 1863:

CASE 269.—Private Thomas Burt, company E, 29th Massachusetts volunteers; admitted October 7, 1862. Chronic diarrhœa. Died, October 31st. Autopsy: The stomach presented the normal appearance, except that its mucous membrane was pale. The small intestine was congested in patches, which increased in intensity toward the ileocæcal valve. At the lower end of the jejunum there was an intussusception three inches long. The colon was very vascular, its mucous membrane thickened and ulcerated throughout; in the descending colon were numerous perforations connecting with the peritoneal cavity. The walls of the rectum were thickened; its mucous membrane of a dark-green color. The liver showed no marked evidence of disease; the gall-bladder was distended with bile. The spleen was very much enlarged and congested.