Efficacy and Safety of Exploring Deeper Sections of the Infrapapillary Area of the Duodenum by Using Sedative Esophagogastroduodenoscopy

Figure 2

(a) Flat periampullary Vater tumor (arrow). (b) Duodenal tubular adenoma with mild dysplasia composed of dysplastic glandular cells with low-grade dysplasia in tubular architecture (H&E, 100x).

(a)

(b)