The Usefulness of IDUS Guided Transpapillary Bile Duct Biopsy for the Diagnosis of Suspected Malignant Biliary Strictures

The Usefulness of IDUS Guided Transpapillary Bile Duct Biopsy for the Diagnosis of Suspected Malignant Biliary Strictures - The Usefulness of IDUS Guided Transpapillary Bile Duct Biopsy for the Diagnosis of Suspected Malignant Biliary Strictures

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000020192

Enrollment

Registered

2017-01-07

Start date

2009-03-01

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

Malignant biliary stricture

Interventions

IDUS guided transpapillary bile duct biopsy Fluoroscopically guided transpapillary bile duct biopsy

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: (1) clinical presentation that consistent with a biliary stricture (e.g., jaundice), (2) evidence of biliary stricture on imaging studies, including abdominal ultrasonography (US) and/or computed tomography (CT), (3) the diameter of the common bile duct (CBD) of 8 mm or more, (4) age older than 18 years and (5) ability to provide informed consent

Exclusion criteria

Exclusion criteria: 1) diagnosed as definite benign disease by routine examinations including abdominal US and CT, (2) lesions invading periampullary area, (3) history of previous biliary surgery except cholecystectomy, and (4) the presence of any contraindication to ERCP

Design outcomes

Primary

Measure	Time frame
the accuracy of the IDUS-guided TPB and fluoroscopy-guided TPB in patients with suspected MBS.	—

Countries

Asia(except Japan)

Contacts

Public ContactYun Nah Lee

SoonChunHyang University School of Medicine Digestive Disease Center and Research Institute, Department of Internal Medicine

yunnah@schmc.ac.kr+82-32-621-5094

Outcome results

None listed

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