Table 2.

Final diagnosis (source of bleeding).

Duodenal ulcer	22
Small intestinal ulcers	5
Gastric ulcer	4
Esophagitis	3
Enteritis	3
Esophageal varices	2
Gastritis Gastric tumor Tongue bite (later diagnosed as hemophilia B)	1
No abnormal findings; hence, the bleeding source could not be identified	16