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Upper gastrointestinal endoscopy images of gastric ulcers. (A) Non-bleeding gastric ulcer with flat pigmented spot extending across the greater curvature of the gastric body up to the fundus. (B) Non-obstructing non-bleeding gastric ulcer with friable and necrotic appearing mucosa and an adherent clot. (C) Non-bleeding gastric ulcers with an adherent clot.
