Research Article
Gastrointestinal Hemorrhage in Warfarin Anticoagulated Patients: Incidence, Risk Factor, Management, and Outcome
Table 2
Endoscopic findings of warfarin anticoagulated patients with gastrointestinal bleeding.
| Source of bleeding | Patients (%) |
| Upper gastrointestinal bleeding | | Esophageal ulcer | 1 (4.0%) | Gastric ulcer | 1 (4.0%) | Duodenal ulcer | 16 (64.0%) | Gastric polyp | 1 (4.0%) | Lower gastrointestinal bleeding | | Rectal cancer | 2 (8.0%) | Pseudomembranous colitis | 1 (4.0%) | No identifiable source | 3 (12.0%) |
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