Fig. 2

Case 15: A An elevated lesion measuring approximately 1.5x2.0 cm with a central depression, and a rough, red surface mucosa is seen on the posterior wall of the upper middle part of the gastric body. B Microglandular duct disorder and microvascular dilatation on magnification endoscopy. C The mucosal layer of the lesion is significantly thickened; the submucosal layer is slightly thickened; irregular hypoechoic clusters are visible within; and the intrinsic muscle layer is clear. D High-grade intraepithelial neoplasia of the mucosal layer combined with gastritis cystica profunda below (magnification 40x)