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Endoscopic characteristics of small bowel angiodysplasias by video capsule endoscopy. A: Patchy lesion with non-pulsatile active bleeding (arrow) (Type 1 lesion); B: Non-bleeding lesion with central excavated ulcer (circle) (Type 2 lesion); C: Bright red patchy spot (arrow) (Type 3 lesion); D: Pale red spot (arrow) (Type 4 lesion). (García-Compeán D et al).
