Prospective exploratory study on the accuracy of brush cytology for biliary stricture using a new wire-guided brush

Prospective exploratory study on the accuracy of brush cytology for biliary stricture using a new wire-guided brush - Prospective exploratory study on the accuracy of brush cytology for biliary stricture using a new wire-guided brush

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000028819

Enrollment

Registered

2017-10-01

Start date

2017-11-29

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

cholangiocarcinoma

Interventions

new wire-guided brush

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Cases suspected biliary stricture due to cancer 2) Cases obtained written informed consent

Exclusion criteria

Exclusion criteria: 1) Cases regarded by doctors as inappropriate for the enrollment for some reasons

Design outcomes

Primary

Measure	Time frame
accuracy of brush cytology for biliary stricture using a new wire-guided brush	—

Countries

Japan

Contacts

Public ContactEiji Miyata

Kitasato University school of medicine Department of Gastroenterology

miyata@kitasato-u.ac.jp+81-42-778-8111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026