Carcinoma of Meckel's diverticulum.
D000328:Adult; D002277:Carcinoma / Q000150:complications* / Q000473:pathology; D006801:Humans; D007414:Intestinal Neoplasms / Q000150:complications* / Q000473:pathology; D008297:Male; D008467:Meckel Diverticulum / Q000150:complications* / Q000473:pathology; D008854:Microscopy, Electron