Fig. 1

0–IIa + IIc lesion measuring 30 mm in size with a depressed surface at the lesser curvature side of the middle of the gastric body (a and b). Magnifying NBI revealed the vascular structure at the center of the lesion (c). Endoscopic ultrasonography revealed an isoechoic tumor with an elongated anechoic area suggestive of an ectopic pancreas, and also showed that the deep third layer and forth layer were remained (d)