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Table 1 Types of vascular lesions of small bowel

From: Ileal Dieulafoy Lesion: a rare case report

Types Features
1a Punctulate erythema (< 1 mm), regardless of oozing
1b Patchy erythema (a few mm), regardless of oozing
2a-DL Punctulate lesions (< 1 mm) with pulsatile bleeding
2b-DL Pulsatile red protrusion without surrounding venous dilatation
3-AVM Pulsatile red protrusion with surrounding venous dilatation
4 Unclassified lesion