Figure 1From: A case of extraperitoneal stoma-associated internal hernia after abdominoperineal resectionPreoperative computed tomography, barium enema and gross appearance of the resected tumor specimen. Preoperative computed tomography scan (A) and barium enema (B) showing the presence of rectal cancer at the anterior wall of the lower rectum, close to the anal canal. (C) The resected cancer specimen had a diameter of 35Â mm.Back to article page