Fig. 3.

Time course of bleeding and hemoglobin level. Three bleeding episodes occurred and were assessed endoscopically. Upper endoscopies (esophagogastroduodenoscopy for the first episode and small bowel enteroscopy for the second episode) are designated by the letter E, while colonoscopies are designated by the letter C. The tagged red blood cell scan is designated by the letter T, capsule endoscopy is designated by ‘Cap’, and the numbers indicate the number of units of packed red blood cells transfused. The barium impaction therapy on day 10 is designated by the letter B.