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Non-operative management of biliary complications after Liver Transplantation in pediatric patients: A 30-year
Andrew Y Lee1, Evan D Lehrman1, Emily R Perito2
1Department of Radiology and Biomedical Imaging, University of California San Francisco, San Francisco, CA, USA.
Insights
Minimally invasive treatments for pediatric liver transplant (LT) biliary strictures and leaks show over 50% long-term success. This approach offers durable results for many children, avoiding repeat surgeries or re-transplantation.
Area of Science:
- Pediatric Hepatology
- Transplant Surgery
- Interventional Gastroenterology
Background:
- Biliary strictures and leaks are common complications following pediatric liver transplantation (LT).
- Effective management strategies are crucial for long-term graft survival and patient outcomes.
Purpose of the Study:
- To evaluate the efficacy of percutaneous and endoscopic interventions for biliary complications post-pediatric LT.
- To determine the long-term success rates of minimally invasive treatments for biliary strictures and leaks.
Main Methods:
- Retrospective analysis of 49 pediatric liver transplant recipients with biliary strictures or leaks.
- Assessment of minimally invasive treatments including percutaneous and endoscopic approaches.
- Clinical success defined by biliary patency and/or leak resolution without further intervention.
Main Results:
- Long-term success was achieved in 57% of children with biliary strictures and 57% with biliary leaks after a mean follow-up of 13.8 years.
- Only one re-transplant was directly attributed to treatment failure.
- Younger age at diagnosis was associated with treatment failure in biliary strictures (p < .02).
Conclusions:
- Percutaneous and endoscopic management provides durable results in over 50% of pediatric LT recipients with biliary complications.
- Minimally invasive interventions are effective options for managing biliary strictures and leaks in this population.
Background:
To evaluate the efficacy of percutaneous and endoscopic therapeutic interventions for biliary strictures and leaks following LT in children.
Methods:
Retrospective analysis of 49 consecutive pediatric liver transplant recipients (27 girls, 22 boys, mean age at transplant 3.9 years) treated at our institution from 1989 to 2019 for biliary leak and/or biliary stricture was performed. Minimally invasive approach was considered clinically successful if it resulted in patency of the narrowed biliary segment and/or correction of the biliary leak.
Results:
Forty-two patients had a stricture at the biliary anastomosis; seven had a biliary leak. After an average 13.8 years of follow-up, long-term clinical success with minimally invasive treatment (no surgery or re-transplant) was achieved for 24 children (57%) with biliary stricture and 4 (57%) with biliary leaks. Eight patients required re-transplant; however, only one was due to failure of both percutaneous and surgical management. For biliary strictures, failure of non-surgical management was associated with younger age at stricture diagnosis (p < .02).
Conclusions:
Percutaneous and endoscopic management of biliary strictures and leaks after LT in children is associated with a durable result in >50% of children.
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