Endoscopic Ultrasonography-Guided Fine Needle Aspiration for Extrahepatic Cholangiocarcinoma: A Safe Tissue Sampling Modality

by Takumi Onoyama, Kazuya Matsumoto, Yohei Takeda, Soichiro Kawata, Hiroki Kurumi, Hiroki Koda, Taro Yamashita, Tomoaki Takata, Hajime Isomoto
Published 2019-03-01

Peroral Cholangioscopy-Guided Forceps Mapping Biopsy for Evaluation of the Lateral Extension of Biliary Tract Cancer

by Takumi Onoyama, Wataru Hamamoto, Yuri Sakamoto, Shiho Kawahara, Taro Yamashita, Hiroki Koda, Soichiro Kawata, Yohei Takeda, Kazuya Matsumoto, Hajime Isomoto
Published 2021-02-01

Development of a device for detecting target specimens from EUS-guided FNA samples

by Kazuya Matsumoto, Masaru Ueki, Yohei Takeda, Kenichi Harada, Takumi Onoyama, Soichiro Kawata, Yuichiro Ikebuchi, Ryu Imamoto, Yasushi Horie, Yoshikazu Murawaki
Published 2015-09-01

Clinical Impact of the KL-6 Concentration of Pancreatic Juice for Diagnosing Pancreatic Masses

by Kazuya Matsumoto, Yohei Takeda, Kenichi Harada, Takumi Onoyama, Soichiro Kawata, Yasushi Horie, Teruhisa Sakamoto, Masaru Ueki, Norimasa Miura, Yoshikazu Murawaki
Published 2015-01-01

Peroral Cholangioscopy-Guided Forceps Biopsy and Endoscopic Scraper for the Diagnosis of Indeterminate Extrahepatic Biliary Stricture

by Masayuki Kato, Takumi Onoyama, Yohei Takeda, Soichiro Kawata, Hiroki Kurumi, Hiroki Koda, Taro Yamashita, Wataru Hamamoto, Yuri Sakamoto, Kazuya Matsumoto, Hajime Isomoto
Published 2019-06-01