Fig. 2.

A patient with stage H2 disease 8 weeks after endoscopic submucosal dissection (ESD). (A) At the lesser-curvature side of the proximal body, an ulcer of about 5.5 cm with several reddish spots was noted 1 day post-ESD. (B-D) An ulcer of about 0.5 cm that was almost completely covered with regenerating epithelium was noted at 8 weeks post-ESD. (E, F) A red scar with rough epithelialization without mucosal breaks was noted at 5 months post-ESD.