Endoscopic stigmata of recent hemorrhage | Prevalence, percent | Risk of rebleeding on medical management, percent |
Active arterial bleeding (Forrest Ia) | 12% (arterial bleeding + oozing) | 55 (arterial bleeding + oozing) |
Oozing without visible vessel (Forrest Ib) | ||
Non-bleeding visible vessel (Forrest IIa) | 8 | 43 |
Adherent clot (Forrest IIb) | 8 | 22 |
Flat spot (Forrest IIc) | 16 | 10 |
Clean ulcer base (Forrest III) | 55 | 5 |
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