Fig. 3 a.
Vertically elevated muscularis increasingly looks like severe fibrosis and it is difficult to identify the border. b Submucosal pockets are created on both sides of the fibrosis and the muscularis can be easily recognized.
Vertically elevated muscularis increasingly looks like severe fibrosis and it is difficult to identify the border. b Submucosal pockets are created on both sides of the fibrosis and the muscularis can be easily recognized.