Naoki MATSUMOTO, Masahiro OGAWA, Seiichiro SUDA, Yu TAMURA, Masahiro KANEKO, Yukinobu WATANABE, Midori HIRAYAMA, Shini KANEZAWA, Shinya MASUOKA, Hirofumi KOGURE (Division of Gastroenterology and Hepatology, Department of Medicine, Nihon University School of Medicine)

Masakuni FUJII, Sho MIZUKAWA, Shin-Ichi FUJIOKA, Junji SHIODE (Internal Medicine, Okayama Saiseikai General Hospital)

Ayaka SAKAGAMI¹, Masami MORI¹, Yuka NAKAO¹, Chiaki INISHI¹, Sayuri NISHIKI¹, Riko SAKURAI¹, Ryota SAKURAI², Kazuki MUTO², Shigeo HASHIMOTO² (1.Department of Clinical Laboratory, PL General Hospital, 2.Department of Pathology, PL General Hospital)

Shuichi YAMAMOTO^1,3, Chisato TORISAWA⁵, Noriko ITABASHI⁵, Takeshi OCHIAI⁵, Michiko KUWANO¹, Soichiro KIYONO², Takayuki KONDO^2,3, Nobuyuki SUGIURA⁴, Naoya KATO^2,3 (1.Division of Laboratory Medicine, Chiba University Hospital, 2.Department of Gastroenterology, Chiba University Hospital, 3.Ultrasound Center, Chiba University Hospital, 4.Department of Intemal Medicine, National Hospital Organization Chiba Medical Center, 5.Sales & Marketing Division, FUJIFILM Healthcare Corporation)

Kyouhei NAGASAWA, Shiniti MURATA, Yoshitaka INABA, Yoshiaki ONAYA, Hidekazu YAMAURA, Mina KATOU, Takaaki HASEGAWA, Rinpei IMAMINE, Hiroyuki OOTE, Hiroki NAGASAWA (Resident, Diagnostic Radiology and IVR Department)

Sayoko IZAWA, Kei KONNO, Harumi KOIBUCHI, Sayaka YAMAMOTO, Toshiyuki YAMADA (Department of Crinical Laboratory Medicine, Jichi Medical University)

Kanami IKEDA¹, Satoru SEKOGUCHI¹, Ryuuki NASU¹, Hitomi HIROSE¹, Seiko HAMADA¹, Yuka AZUMA¹, Nobuhisa YAMADA¹, Yasuyuki NAGAO¹, Hiromichi ISHII², Kazuhiro KAMATA¹ (1.Gastroenterology, Matsushita Memorial Hospital, 2.Surgery, Matsushita Memorial Hospital)