Fig. 7.

Type 0-IIc early gastric cancer of signet ring cell carcinoma. (A) A depressed pale mucosal lesion is noted on the high body. (B, C) Magnifying endoscopy with narrow-band imaging finding shows loss of the microsurface structure, corkscrew, and interrupted microvascular pattern. The vessels in cancerous lesions shows abnormal dilatation, abrupt in caliber and heterogeneity in shape. This lesion was diagnosed as SM1 cancer with lymphatic invasion.