Author

Natsuyo Yamamoto 1

1 The University of Tokyo

“SHORT” SINGLE-BALLOON VERSUS DOUBLE-BALLOON ENDOSCOPE FOR PANCREATICOBILIARY INTERVENTIONS IN PATIENTS WITH SURGICALLY ALTERED ANATOMY

Yousuke Nakai, Atsuo Yamada, Hiroyuki Isayama, Naminatsu Takahara, Rie Uchino, Tsuyoshi Hamada, Koji Miyabayashi, Dai Mohri, Natsuyo Yamamoto, Kenji Hirano, Minoru Tada

A RETROSPECTIVE COMPARATIVE STUDY OF SLOW PULL VS. SUCTION TECHNIQUE IN ENDOSCOPIC ULTRASOUND-GUIDED FINE-NEEDLE ASPIRATION OF PANCREATIC SOLID LESIONS

Hiroyuki Isayama, Natsuyo Yamamoto, Tsuyoshi Hamada, Naminatsu Takahara, Rie Uchino, Suguru Mizuno, Koji Miyabayashi, Keisuke Yamamoto, Dai Mohri, Kazumichi Kawakubo, Yousuke Nakai, Kenji Hirano, Minoru Tada

ANTIREFLUX METAL STENT VS. CONVENTIONAL COVERED METAL STENT FOR NONRESECTABLE DISTAL MALIGNANT BILIARY OBSTRUCTION: A MULTICENTER RANDOMIZED CONTROLLED TRIAL

Tsuyoshi Hamada, Hiroyuki Isayama, Yousuke Nakai, Takuji Iwashita, Yukiko Ito, Tsuyoshi Mukai, Hiroshi Yagioka, Tomotaka Saito, Osamu Togawa, Shomei Ryozawa, Kenji Hirano, Suguru Mizuno, Natsuyo Yamamoto, Hirofumi Kogure, Ichiro Yasuda, Kazuhiko Koike

BILIARY DRAINAGE FOR MALIGNANT BILIARY OBSTRUCTION CAUSED BY METASTATIC GASTRIC CANCER.

Naminatsu Takahara, Hiroyuki Isayama, Hironori Ishigami, Tsuyoshi Hamada, Koji Miyabayashi, Dai Mohri, Yousuke Nakai, Natsuyo Yamamoto, Kenji Hirano, Minoru Tada

ENDOSCOPIC PANCREATIC INTERVENTIONS USING SHORT DOUBLE-BALLOON ENDOSCOPE IN PATIENTS WITH SURGICALLY ALTERED ANATOMY

Yousuke Nakai, Atsuo Yamada, Hiroyuki Isayama, Naminatsu Takahara, Rie Uchino, Tsuyoshi Hamada, Koji Miyabayashi, Dai Mohri, Natsuyo Yamamoto, Kenji Hirano, Minoru Tada

ENDOSCOPIC PAPILLARY LARGE BALLOON DILATION ALONE USING SHORT DOUBLE-BALLOON ENTEROSCOPE FOR THE TREATMENT OF DIFFICULT CHOLEDOCHOLITHIASIS IN PATIENTS WITH ROUX-EN-Y GASTRECTOMY

Yousuke Nakai, Atsuo Yamada, Hirotsugu Watabe, Hiroyuki Isayama, Takeshi Tsujino, Naminatsu Takahara, Rie Uchino, Tsuyoshi Hamada, Koji Miyabayashi, Suguru Mizuno, Dai Mohri, Natsuyo Yamamoto, Kenji Hirano, Minoru Tada, Mitsuhiro Fujishiro

LONG TERM OUTCOMES AND RE-INTERVENTION OF EUS-GUIDED BILIARY DRAINAGE FOR MALIGNANT BILIARY OBSTRUCTION

Yousuke Nakai, Hiroyuki Isayama, Yukiko Ito, Hiroshi Yagioka, Naoki Sasahira, Natsuyo Yamamoto, Saburo Matsubara, Hirofumi Kogure, Suguru Mizuno, Naminatsu Takahara, Tsuyoshi Hamada, Kei Saito, Ryunosuke Hakuta, Kazunaga Ishigaki, Tsuyoshi Takeda, Tatsuya Sato, Tomoka Nakamura, Minoru Tada, Kazuhiko Koike

OUTCOMES OF STENT-IN-STENT TECHNIQUE FOR PRIMARY-FAILURE AND RECURRENCE OF SYMPTOMS IN MALIGNANT COLORECTAL OBSTRUCTION CASES WITH SELF-EXPANDABLE METALLIC STENTS

Yumiko Ota, Shuntaro Yoshida, Hiroyuki Isayama, Akiko Narita, Takayuki Shimpoh, Tsuyoshi Hamada, Atsuo Yamada, Naminatsu Takahara, Yousuke Nakai, Natsuyo Yamamoto, Yoshihiro Hirata

PREVALENCE AND RISK FACTORS OF CONSTIPATION AMONG PATIENTS UNDERGOING COLONOSCOPY: A SINGLE-CENTER CROSS-SECTIONAL STUDY

Shiori Komori, Junichi Akiyama, Ren Ueda, Mikio Tabuchi, Takao Tonishi, Katsuyuki Oura, Shintaro Shinohara, Hiroto Nishio, Naoko Tatsuno, Erika Yamada, Kana Seto, Yuya Hisada, Keigo Suzuki, Yuki Otake, Yuka Yanai, KAZUHIRO WATANABE, Naoki Akazawa, Natsuyo Yamamoto, Chizu Yokoi

USEFULNESS OF SHORT-TYPE BALLOON-ASSISTED ENDOSCOPES AND METALLIC STENTS WITH A SMALL-DIAMETER DELIVERY SYSTEM FOR MALIGNANT BILIARY OBSTRUCTION WITH SURGICALLY ALTERED ANATOMY

Kazunaga Ishigaki, Yousuke Nakai, Atsuo Yamada, Hiroyuki Isayama, Gyotane Umefune, Dai Akiyama, Kaoru Takagi, Takeo Watanabe, Rie Uchino, Naminatsu Takahara, Suguru Mizuno, Saburo Matsubara, Natsuyo Yamamoto, Yousuke Nakai, Takashi Sasaki, Masato Matsuyama, Naoki Sasahira, Minoru Tada, Kazuhiko Koike

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