SEKI Yasushi^{1, 4}, HIGA Yuji¹, ICHIHI Masahiro¹, KOMIYAMA Yasuhiro⁴, WAKI Hidehiko⁴, OHASHI Hirotsugu³, FUKUDA Kazuto², IMAI Yasuharu² (1.Department of Radiology, Ikeda Municipal Hospital, 2.Department of Gastroenterology, Ikeda Municipal Hospital, 3.Department of Pathology, Ikeda Municipal Hospital, 4.Graduate School of Health Sciences, Morinomiya Medical University)

NAKADA Naomi¹, NIRASAWA Sumie³, WATANABE Noriko¹, SUGIMOTO Asako¹, SUGINO Youko¹, ARAI Kouhei³, OGAWA Masahiro², WATANABE Yukinobu², NAGANUMA Hiroko⁴, ISHIDA Hideaki⁵ (1.Clinical Laboratory, Nihon University Hospital, 2.Gastroenterology, Nihon University Hospital, 3.Clinical Laboratory, Nihon University Itabashi Hospital, 4.Gastroenterology, Yokote Municipal Hospital, 5.Center of Diagnostic Ultrasaound, Akita Red Cross Hospital)

ONODERA Aki¹, OOTSUKA Noriyuki², YABUSAKI Satoshi³ (1.Department of Clinical Laboratory, Tomakomai City Hospital, 2.Department of Pathology, Hokkaido University Graduate School of Medicine, 3.Department of Radiology, Tomakomai City Hospital)

TSURUOKA Hisashi¹, NUMAKURA Youko¹, HATAOKA Asako¹, HOSOTANI Yumi¹, INABA Chika¹, FUJITA Natsumi¹, YAMAMOTO Mami¹, NAKAYAMA Satoshi², MURASHIMA Naoya² (1.Department of Clinical Laboratory, Mishuku Hospital, 2.Department of Gastroenterology, Mishuku Hospital)

Nirasawa Sumie¹, Arai Kouhei¹, Kaneko Kazuhiko¹, Katagi Ikuko¹, Kawachi Natsuki¹, Nagaoka Tsugumi¹, Matsumoto Naoki², Maeda Hideki⁴, Ogawa Masahiro³ (1.Clinical examination, Nihon University Medical school Affiliated Itabashi hospital, 2.Gastroenterology, Nihon University Medicalschool Affiliated Itabashi hospital, 3.Gastroenterology, Nihon university hospital, 4.Vascular surgery, Nihon University Medicalschool Affiliated Itabashi hospital)

KAWACHI Natsuki¹, ARAI Kouhei¹, KANEKO Kazuhiko¹, KATAGI Ikuko¹, NIRASAWA Sumie¹, NAGAOKA Tsugumi¹, MATSUMOTO Naoki², MAEDA Hideaki³, OGAWA Masahiro² (1.Nihon University, 2.Nihon University, 3.Nihon University)

NAGAI Yuta, KARIYAMA Kazuya, OONISHI Ayano, WAKUTA Akiko, NOUSO Kazuhiro (Department of Gastroenterology, Okayama City Hospital)