SEKOGUCHI Satoru¹, YAMANE Satoki¹, TAKEMURA Keisuke¹, OAKU Tatsuro¹, NAGAO Yasuyuki¹, HAYASHI Mayuko², AKIYAMA Keiko², EGO Kyoko², TAKEOKA Mayumi², OYAMADA Hirokazu¹ (1.Department of Gastroenterology, Matsushita Memorial Hospital, 2.Clinical Laboratory, Matsushita Memorial Hospital)

MATONO Tomomitsu¹, MATSUKI Yukako¹, MIYOSHI Kenichi¹, SUGIHARA Takaaki¹, NAGAHARA Takakazu¹, KODA Masahiko^{1, 2}, ISOMOTO Hajime¹ (1.Department of Gastroenterology, Tottori University Hospital, 2.Department of Internal Medicine, Hino Hospital)

NAKAYAMA Kokoro¹, KURODA Hidekatsu², HOSONO Miyuki¹, TAKAHASHI Keita¹, TAKEDA Chiyumi¹, MIKAMI Yuriko¹, NAGANUMA Hiroko⁵, ISHIDA Hideaki⁴, TAKIKAWA Yasuhiro², SUWABE Akira³ (1.Central Clinical Laboratory, Iwate Medical University Hospital, 2.Division of Hepatology,Department of Internal Medicine, Iwate Medical University, 3.Department of Laboratory Medicine, Iwate Medical University, 4.Center of Diagnostic Uitrasound, Akita Red Cross Hospital, 5.Gastroenterology, Yokote Municipal Hospital)