Tokyo, July 20 -- UMIN Clinical Trials Registry (UMIN-CTR) received information related to the study (UMIN000062189) titled 'Comparison of the textbook diagnostic outcome of dual-operator and single-operator peroral cholangioscopy' on July 20.

Study Type: Interventional

Study Design: Basic Design - Parallel Randomization - Randomized Blinding - Open -no one is blinded Control - Active

Primary Sponsor: Institute - Pancreatobiliary Advanced Medical Center, Osaka Medical and Pharmaceutical University Hospital

Condition: Condition - Biliary stricture Classification by malignancy - Malignancy Genomic information - NO

Objective: Narrative objectives1 - To compare single-operator and dual-operator peroral cholangioscopy in patients with bili...