Risk factors for unsuccessful endoscopic re-intervention after metallic stent-in-stent placement for malignant hilar biliary obstruction

Risk factors for unsuccessful endoscopic re-intervention after metallic stent-in-stent placement for malignant hilar biliary obstruction - Risk factors for unsuccessful endoscopic re-intervention after metallic stent-in-stent placement for malignant hilar biliary obstruction

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000035294

Enrollment

Registered

2018-12-17

Start date

2018-10-01

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

The patient with recurrent biliary obstraction after metallic stent-in-stent placement.

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: The patients who had endoscopic reintervention after metallic stent-in-stent placement for malignant hilar biliary obstruction

Exclusion criteria

Exclusion criteria: The patients who had only percutaneous reintervention after metallic stent-in-stent placement for malignant hilar biliary obstruction The patients who are otherwise judged by the investigator to be ineligible to participate in the study.

Design outcomes

Primary

Measure	Time frame
The risk factor of technical unsuccessful endoscopic re-intervention after metallic stent-in-stent placement	—

Secondary

Measure	Time frame
The technical and functional successful rate of endoscopic re-intervention after metallic stent-in-stent placement Stent patency after endoscopic reintervention Adverse events after endoscopic reintervention	—

Countries

Japan

Contacts

Public ContactMitsuru Okuno

Gifu Municipal Hospital Department of Gastroenterology

mkobdkl@yahoo.co.jp058-251-1101

Outcome results