[P57] Poster Session 57　Gastrointestinal Cancer（Gastric Cancer 2）

[P57-2] Nivolumab does not enhance the effect of subsequent chemotherapy in gastric cancer

^○Keitaro Doi¹, Taiehikio Tsumura^1,2, Takanobu Shimada¹, Tatsuki Ikoma^1,3, Ken Setoyama², Azusa Sakamoto², Yoshito Kimura², Natsumi Ohe², Nobutoshi Tsukuda², Kenji Sawada², Sinichiro Henmi², Yugo Sawai², Hideyuki Komekado², Masanori Asada², Ryuichi Kita², Takanori Maruo², Toru Kimura², Hirohisa Hosoki⁴, Seiichiro Kanaya⁴, Hiroyuki Marusawa² (1.Department of Medical Oncology, Osaka Red Cross Hospital, 2.Department of Gastroenterology and Hepatology, Osaka Red Cross Hospital, 3.Department of Medical Oncology, Kobe City Medical Center General Hospital, 4.Department of Gastrointestinal Surgery, Osaka Red Cross Hospital)