Evaluation of the preoperative drainage method for malignant hilar biliary obstruction due to biliary tract cancer

Evaluation of the preoperative drainage method for malignant hilar biliary obstruction due to biliary tract cancer - Evaluation of the preoperative drainage method for malignant hilar biliary obstruction due to biliary tract cancer

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000052598

Enrollment

Registered

2023-11-01

Start date

2023-11-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Patients who underwent preoperative bile duct drainage to hilar biliary tract cancer

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: over than 19-years-old Patients who underwent preoperative bile duct drainage to hilar biliary tract cancer

Exclusion criteria

Exclusion criteria: The patients who are otherwise judged by the investigator to be ineligible to participate in the study. The case of the malignant hilar biliary obstruction who conducted unilateral metallic stent placement

Design outcomes

Primary

Measure	Time frame
The rate and time to recurrent biliary obstruction after biliary drainage	—

Secondary

Measure	Time frame
The risk factor of recurrent biliary obstruction Adverse events after endoscopic and surgical treatment The technical and clinical success rate of reintervention after recurrent biliary obstruction Relation between drainage methods and surgical procedure Relation between drainage methods and overall survival	—

Countries

Japan

Contacts

Public ContactMitsuru Okuno

Gifu Municipal Hospital Department of Gastroenterology

mkobdkl@yahoo.co.jp0582511101

Outcome results