Surgeons map better path for rare bile duct condition
NCT ID NCT07336576
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looked at 234 adults with a rare bile duct condition called congenital biliary dilation, which can lead to serious health issues if not treated properly. Researchers developed a new way to classify the disease based on surgery needs, aiming to guide doctors in choosing the best operation—like removing part of the bile duct, liver transplant, or reconstruction. The goal is to improve long-term outcomes and reduce complications.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- surgery (bile duct removal, liver transplant, or bile duct reconstruction)
- What this could lead to
- If successful, this classification could help surgeons choose the best operation for each patient, potentially reducing long-term complications and cancer risk.
- What could go wrong
- This is a completed observational analysis, not a randomized trial, so the findings may not apply to all patients. Surgery carries risks like infection, bile leak, or liver problems.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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234 people
The number who actually took part.
- Started
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Oct 2024
- Finished
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Jul 2025
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Consecutive adult patients who underwent surgical treatment for common bile duct (CBD) diseases between November 2014 and October 2024 at Beijing Tsinghua Changgung Hospital.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria ： 1. Age: Adults (≥18 years). 2. Study population: Consecutive patients treated at Beijing Tsinghua Changgung Hospital. 3. Time frame: Underwent surgical treatment between November 2014 and October 2024. 4. Condition/Procedure: Underwent surgical treatment for common bile duct (CBD) diseases. 5. Diagnostic confirmation: Presence, location, and extent of CBD dilatation were diagnosed by preoperative imaging/radiology, and confirmed intraoperatively. Exclusion Criteria ： 1.Secondary biliary dilatation due to proximal obstruction, including intrahepatic and/or extrahepatic bile duct dilatation caused by proximal biliary obstruction, such as: 1. benign stricture, 2. malignant stricture, 3. obstructive stones.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Hepatopancreatobiliary Center, Beijing Tsinghua Changgung Hospital, Key Laboratory of Digital Intelligence Hepatology, Ministry of Education, School of Clinical Medicine, Tsinghua University, Beijing, China
Beijing, Beijing Municipality, 100000, China