Current Status in the Treatment of Acute Cholecystitis Patients Receiving Antithrombotic Therapy: Is Endoscopic Drainage Feasible?- A Systematic Review

by Ryota Sagami, Kenji Hayasaka, Hidefumi Nishikiori, Hideaki Harada, Yuji Amano
Published 2020-03-01

Pre-Operative Imaging and Pathological Diagnosis of Localized High-Grade Pancreatic Intra-Epithelial Neoplasia without Invasive Carcinoma

by Ryota Sagami, Kentaro Yamao, Jun Nakahodo, Ryuki Minami, Masakatsu Tsurusaki, Kazunari Murakami, Yuji Amano
Published 2021-02-01

A New Technique of Endoscopic Transpapillary Gallbladder Drainage Combined with Intraductal Ultrasonography for the Treatment of Acute Cholecystitis

by Ryota Sagami, Kenji Hayasaka, Tetsuro Ujihara, Ryotaro Nakahara, Daisuke Murakami, Tomoyuki Iwaki, Satoshi Suehiro, Yasushi Katsuyama, Hideaki Harada, Yuji Amano
Published 2020-03-01

Endoscopic ultrasound-guided biliary drainage for malignant biliary obstruction with surgically altered anatomy: a multicenter prospective registration study

by Kosuke Minaga, Mamoru Takenaka, Takeshi Ogura, Takashi Tamura, Taira Kuroda, Toyoma Kaku, Yoshito Uenoyama, Chishio Noguchi, Hidefumi Nishikiori, Hajime Imai, Ryota Sagami, Nao Fujimori, Kazuhide Higuchi, Masatoshi Kudo, Yasutaka Chiba, Masayuki Kitano
Published 2020-07-01