Modified attachment method using S-O clip and multibending scope for gastric ESD at the greater curvature of the fundus

by Hiroya Ueyama, Takashi Murakami, Kenshi Matsumoto, Naoto Sakamoto, Taro Osada, Takashi Yao, Akihito Nagahara
Published 2021-01-01

Flat-type primary malignant melanoma of the esophagus

by Hiroya Ueyama, Takashi Yao, Kenshi Matsumoto, Yuta Nakagawa, Tsutomu Takeda, Kohei Matsumoto, Akihito Nagahara, Sumio Watanabe
Published 2016-05-01

Upper Gastrointestinal Mucosal Injury and Symptoms in Elderly Low-Dose Aspirin Users

by Yuji Shimada, Akihito Nagahara, Mariko Hojo, Daisuke Asaoka, Hitoshi Sasaki, Hiroya Ueyama, Kenshi Matsumoto, Sumio Watanabe
Published 2015-01-01

Randomized controlled study on the effects of triple therapy including vonoprazan or rabeprazole for the second-line treatment of infection

by Mariko Hojo, Daisuke Asaoka, Tsutomu Takeda, Yuji Shimada, Kenshi Matsumoto, Kohei Matsumoto, Noboru Yatagai, Yoichi Akazawa, Kumiko Ueda, Hiroya Ueyama, Akihito Nagahara
Published 2020-11-01

Endoscopic findings of Helicobacter pylori gastritis in children and young adults based on the Kyoto classification of gastritis and age‐associated changes

by Mariko Hojo, Akihito Nagahara, Takahiro Kudo, Tsutomu Takeda, Tamaki Ikuse, Kohei Matsumoto, Kumiko Ueda, Hiroya Ueyama, Kenshi Matsumoto, Daisuke Asaoka, Toshiaki Shimizu
Published 2021-10-01

Optimization of Deep Sedation with Spontaneous Respiration for Therapeutic Endoscopy Combining Propofol and Bispectral Index Monitoring

by Kohei Matsumoto, Akihito Nagahara, Kenshi Matsumoto, Yoichi Akazawa, Hiroyuki Komori, Yuta Nakagawa, Tsutomu Takeda, Hiroya Ueyama, Yuji Shimada, Daisuke Asaoka, Mariko Hojo, Sumio Watanabe
Published 2015-01-01

Histological Distinction between the Granular and Nongranular Types of Laterally Spreading Tumors of the Colorectum

by Shingo P. Goto, Naoto Sakamoto, Hiroyuki Mitomi, Takashi Murakami, Hideaki Ritsuno, Hiroya Ueyama, Kenshi Matsumoto, Tomoyoshi Shibuya, Taro Osada, Akihito Nagahara, Tatsuo Ogihara, Takashi Yao, Sumio Watanabe
Published 2014-01-01

Diagnostic limitations of magnifying endoscopy with narrow-band imaging in early gastric cancer

by Kohei Matsumoto, Hiroya Ueyama, Takashi Yao, Daiki Abe, Shotaro Oki, Nobuyuki Suzuki, Atsushi Ikeda, Noboru Yatagai, Yoichi Akazawa, Hiroyuki Komori, Tsutomu Takeda, Kenshi Matsumoto, Mariko Hojo, Akihito Nagahara
Published 2020-09-01

Effect of Esophageal Endoscopic Submucosal Dissection on Motility and Symptoms: A Prospective Study

by Tsutomu Takeda, Kenshi Matsumoto, Akihito Nagahara, Hiroyuki Komori, Yoichi Akazawa, Yuta Nakagawa, Kentaro Izumi, Kohei Matsumoto, Hiroya Ueyama, Yuji Shimada, Daisuke Asaoka, Mariko Hojo, Takashi Yao, Sumio Watanabe
Published 2018-01-01

A Randomized Prospective Study of Bowel Preparation for Colonoscopy with Low-Dose Sodium Phosphate Tablets versus Polyethylene Glycol Electrolyte Solution

by Erina Kumagai, Tomoyoshi Shibuya, Masae Makino, Takashi Murakami, Shiori Takashima, Hideaki Ritsuno, Hiroya Ueyama, Tomohiro Kodani, Hitoshi Sasaki, Kenshi Matsumoto, Naoto Sakamoto, Taro Osada, Akihito Nagahara, Tatsuo Ogihara, Sumio Watanabe
Published 2014-01-01

Procedure Time for Gastric Endoscopic Submucosal Dissection according to Location, considering Both Mucosal Circumferential Incision and Submucosal Dissection

by Hironori Konuma, Kenshi Matsumoto, Hiroya Ueyama, Hiroyuki Komori, Yoichi Akazawa, Misuzu Ueyama, Yuta Nakagawa, Takashi Morimoto, Tsutomu Takeda, Kohei Matsumoto, Daisuke Asaoka, Mariko Hojo, Akihito Nagahara, Takashi Yao, Akihisa Miyazaki, Sumio Watanabe
Published 2016-01-01

Linked color imaging improves visibility of reflux esophagitis

by Tsutomu Takeda, Daisuke Asaoka, Daiki Abe, Maiko Suzuki, Yuta Nakagawa, Hitoshi Sasaki, Yoshihiro Inami, Muneo Ikemura, Hisanori Utsunomiya, Shotaro Oki, Nobuyuki Suzuki, Atsushi Ikeda, Noboru Yatagai, Hiroyuki Komori, Yoichi Akazawa, Kohei Matsumoto, Kumiko Ueda, Hiroya Ueyama, Yuji Shimada, Kenshi Matsumoto, Mariko Hojo, Taro Osada, Shuko Nojiri, Akihito Nagahara
Published 2020-10-01