Fig. 1
From: Epithelioid angiosarcoma of the duodenum: a case report
Preoperative examination. a, b Esophagogastroduodenoscopy (EDGS) images: EDGS detected two reddish elevated lesions with central ulceration in the duodenum. a The anal side tumor was reddish elevated lesions with central ulceration. The oral side tumor was ulcerative lesion with slightly elevated red border. c Positron emission tomography-CT (PET-CT) image: PET-CT showed increased uptake (mean maximum standardized uptake value [SUVmax]: 6.25) of the oral side tumor in the duodenum