NCT04572711Completed
Prospective Evaluation of Biliary Tissue Sampling With ERCP
Source: ClinicalTrials.gov · Last updated 22 May 2026
Brief summary (registry, in English)
The purpose of this study is to assess the safety, outcomes and performance characteristics of multiple biliary sampling techniques including but not limited to: single operator cholangioscopy (SOC) directed biopsies, transpapillary biliary biopsies (TPBx), brushings and bile aspiration for cytology and FISH in patients undergoing ERCP.
- Status (registry)
- Completed
- Study type
- Observational
- Enrollment
- 327 (actual)
- First submitted
- 9 Sept 2020
- Start date
- 1 Oct 2020
- Primary completion date
- 18 Dec 2024
- Lead sponsor
- Mayo Clinic
- Diseases
- Liver and biliary tract cancer
- NCT number
- NCT04572711
What you commit to
- Study type: Observational
- Participants enrolled: 327
- From 1 Oct 2020 to the primary completion date, 18 Dec 2024
- 1 site in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Age
- Adults \<18 years, Children
Who the study is looking for
- Adults \> 18 years
- Diagnosis of indeterminate biliary stricture
- Scheduled clinically indicated ERCP procedure
Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers
Sites (1)
Sites in registry order. Save your city in your profile to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Mayo Clinic in Rochester Coordinator of this site? Confirm its status | Rochester | United States | Unknown status |
This page is information, not medical advice. Discuss any trial with your doctor.