Multicenter retrospective study of preoperative endoscopic biliary drainage status for malignant hilar biliary obstructio

Not Applicable

• Conditions: Hilar cholangiocarcinoma, gallbladder cancer

• Registration Number: JPRN-UMIN000040605
• Lead Sponsor: Hokkaido University Hospital

Brief Summary

The patients were 163 men and 56 women, with a mean age of 69.7 years. Endoscopic nasobiliary drainage, conventional endoscopic biliary stenting, and endoscopic biliary inside stenting were performed using the preoperative endoscopic biliary drainage (PEBD) method in 160, 31, and 28 patients, respectively. The cumulative dysfunction rates of PEBD were not significantly different among the PEBD methods (p=0.60). The adverse event rates were were not significantly different among the PEBD groups (p = 0.70).

Detailed Description

Not available

Study Timeline

• Study Start: 2020-06-01
• Study Completion: 2022-01-26
• Results First Posted: 2022-01-26
• Last Update Posted: 17 October 2023

Recruitment & Eligibility

• Status: Complete: follow-up complete
• Sex: All
• Target Recruitment: 219

Inclusion Criteria

Not provided

Exclusion Criteria

1) percutaneous transhepatic biliary drainage before radical surgery 2) complex endoscopic biliary drainage methods 3) preoperative chemotherapy or radiation therapy for malignant hailr biliary obstruction 4) history of gastrointestinal tract reconstruction

Study & Design

• Study Type: Observational
• Study Design: Not specified