[O122] 大腸　ESD/EMR9

[O122-4] Indication and safety of endoscopic submucosal dissection (ESD) for the tumors of rectum and anus

^○Hiroyuki Kato¹, Hiroko Otsuka¹, Rieko Yamada¹, Kiyo Watanabe¹, Chihiro Tsunoda¹, Teruhiko Sakamoto¹, Megumi Kawashima¹, Makoto Kobayashi¹, Takako Naritaka¹, Akiyoshi Mitsumaru¹, Minoru Murayama¹, Hajime Yokomizo², kazuhiko Yoshimatsu², Yoshihiko Naritaka² (1.Dept. of Clinical Laboratory and Endoscopy, Tokyo Women'S Medical Univ. Medical Center East, Tokyo, Japan, 2.Dept. of Surgery, Tokyo Women's Medical Univ. Medical Center East, Tokyo, Japan)