Fig. 5

Representative microphotographs of residual AVM in jejunum at the secondarily resected specimen. No AVM in the surgical margin was confirmed at frozen (A) and permanent (B) sections. C, D A similar AVM was observed in the submucosal tissue in the jejunum around the bleeding point at the PE site. A–C hematoxylin and eosin; D Elastica van Gieson. Magnifications: A ×100, B ×100, C ×200, D ×200. AVM: arteriovenous malformation