Naoki Okano

Peroral video cholangioscopy to evaluate indeterminate bile duct lesions and preoperative mucosal cancerous extension: a prospective multicenter study

Manabu Osanai, Takao Itoi, Yoshinori Igarashi et al. · Endoscopy · 2013 · 95 citations

Diagnostic Peroral Video Cholangioscopy Is an Accurate Diagnostic Tool for Patients With Bile Duct Lesions

Takao Itoi, Manabu Osanai, Yoshinori Igarashi et al. · Clinical Gastroenterology and Hepatology · 2010 · 82 citations

Hepatology, Bile Duct Lesions, Biliary Tract +10

ENDOSCOPIC DIAGNOSIS OF INTRADUCTAL PAPILLARY‐MUCINOUS NEOPLASM OF THE PANCREAS BY MEANS OF PERORAL PANCREATOSCOPY USING A SMALL‐DIAMETER VIDEOSCOPE AND NARROW‐BAND IMAGING

Tomihiro Miura, Yoshinori Igarashi, Naoki Okano et al. · Digestive Endoscopy · 2010 · 44 citations

Efficacy of Combined Endoscopic Lithotomy and Extracorporeal Shock Wave Lithotripsy, and Additional Electrohydraulic Lithotripsy Using the SpyGlass Direct Visualization System or X-Ray Guided EHL as Needed, for Pancreatic Lithiasis

Ken Ito, Yoshinori Igarashi, Naoki Okano et al. · BioMed Research International · 2014 · 36 citations · Full text

Endosonographic Preoperative Evaluation for Tumors of the Ampulla of Vater Using Endoscopic Ultrasonography and Intraductal Ultrasonography

Naoki Okano, Yoshinori Igarashi, Seiichi Hara et al. · Clinical Endoscopy · 2014 · 34 citations · Full text