Gastrointestinal Hemorrhage (Excluding Peptic Ulcer and Esophageal Varices)

THE two most common causes of gastrointestinal bleeding, peptic ulcer of the stomach and duodenum and esophageal varices secondary to portal cirrhosis of the liver, account for approximately 85 per cent of cases in which the etiology is known and have been the subject of an extensive literature. On the other hand, causes of gastrointestinal bleeding noted clinically less frequently tend to be neglected in the literature, except in sporadic case reports of a single entity. The importance of knowledge of these uncommon lesions is accentuated in individual cases in which massive gastrointestinal bleeding occurs but in which the usual . . .