[P54] 膵　症例

[P-262] Decrease of serum pepsinogen II level after excision of Intraductal papillary mucinous neoplasm

^○Koichi Ito¹, Hitohiko Koizuka¹, Keigo Suzuki¹, Koki Okubo¹, Yoichiro Aoki¹, Naoki Akazawa¹, Tomoyuki Yada¹, Nobuyoshi Aoyanagi², Daisuke Endo², Tsuyoshi Ishida³, Naomi Uemura¹ (1.Dept. of Gastroenterology and Hepatology, Kohnodai Hospital, National Center For Global Health and Medicine, Chiba, Japan, 2.Department of Surgery, Kohnodai Hospital, National Center for Global Health and Medicine, Chiba, Japan, 3.Department of Pathology and Laboratory Medicine, Kohnodai Hospital, National Center for Global Health and Medicine, Chiba, Japan)