Fig. 1From: A case report of duodenal arteriovenous malformation: usefulness of intraoperative indocyanine green angiography for precise identification of the lesionPreoperative endoscopic examination findings. a Upper gastrointestinal endoscopy findings showing erosions of the duodenal mucosa and pale veins running under the mucosa at the duodenal bulb. b No abnormalities are observed in the stomachBack to article page