A multicenter prospective study of endoscopic ultrasound-guided biliary drainage versus balloon endoscopic biliary drainage for the treatment of unresectable malignant biliary obstruction in patients with surgically altered anatomy

A multicenter prospective study of endoscopic ultrasound-guided biliary drainage versus balloon endoscopic biliary drainage for the treatment of unresectable malignant biliary obstruction in patients with surgically altered anatomy - A multicenter prospective study of endoscopic ultrasound-guided biliary drainage versus balloon endoscopic biliary drainage

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000049224

Enrollment

Registered

2022-10-14

Start date

2018-11-16

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

malignant biliary obstruction in patients with surgically altered anatomy

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients over 20 years old Patients with unresectable malignant biliary obstruction with surgically altered anatomy who will proceed to endoscopic ultrasound-guided biliary drainage or balloon endoscopic biliary drainage

Exclusion criteria

Exclusion criteria: Patients who are judged to be inappropriate as study subjects by the study investigator (sub investigator)

Design outcomes

Primary

Measure	Time frame
Technical success	—

Countries

Japan

Contacts

Public ContactKeiichi Hatamaru

Wakayama medical university The second internal medicine

papepo51@wakayama-med.ac.jp073-447-2300

Outcome results