Forrest Classification for Peptic Ulcer Bleeding Rebleeding risks are without endoscopic intervention 1a - Spurting Bleed - 60-100% Re-bleeding Ib - Oozing Bleed - 50% Re-bleeding IIa - Non-Bleeding Visible Vessel - 40-50% Re-bleeding IIb - Adherent Clot - 20-30% Re-bleeding IIc - Flat Spot in ulcer crater - 7-10% Re-bleeding III - Clean Base Ulcer - 3-5% Re-bleeding #Forrest #Classification #Peptic #Ulcer #Bleeding #Risks #Grading #gastroenterology #EGD #clinical