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Small bowel transplantation
1Birmingham Children's Hospital, West Midlands, United Kingdom.
Insights
Small bowel transplantation offers an effective solution for chronic intestinal failure in children facing parenteral nutrition complications. While challenges like rejection and sepsis exist, outcomes are improving globally.
Area of Science:
- Pediatric surgery
- Gastroenterology
- Transplantation medicine
Background:
- Chronic intestinal failure (CIF) in children poses significant challenges, often necessitating long-term parenteral nutrition (PN).
- PN administration is associated with life-threatening complications, highlighting the need for alternative treatment strategies.
- Small bowel transplantation (SBT) has emerged as a potential therapeutic option for select pediatric patients with CIF.
Purpose of the Study:
- To review the role of small bowel transplantation in managing pediatric chronic intestinal failure.
- To discuss the indications for SBT and the complications associated with PN.
- To analyze the unique clinical challenges and outcomes of SBT in children.
Main Methods:
- Review of international records encompassing over 300 small bowel transplants worldwide, with a focus on pediatric cases.
- Analysis of data from 31 pediatric centers performing SBT.
- Examination of complications, including preservation/reperfusion injury, postoperative dysmotility, malabsorption, abnormal permeability, sepsis, and graft function monitoring.
Main Results:
- Results of SBT in children are variable but show improvement, with larger centers achieving a three-year survival rate of 65%.
- A learning curve effect is evident, with outcomes varying between high-volume and smaller centers.
- SBT has demonstrated efficacy in treating CIF, particularly in patients with severe PN-related complications.
Conclusions:
- Small bowel transplantation is a complex but effective treatment for pediatric chronic intestinal failure.
- It should be considered for children experiencing life-threatening complications from parenteral nutrition.
- Ongoing research and experience are crucial for further improving SBT outcomes in pediatric populations.
Abstract:
Small bowel transplantation is reviewed with particular reference to its role in the management of chronic intestinal failure in children. The complications of administering parenteral nutrition and the indications for considering small bowel transplantation are discussed. The unique clinical problems of small bowel transplantation include preservation/reperfusion injury, post operative dysmotility, malabsorption, abnormal permeability especially during rejection episodes, sepsis, the specific rehabilitation needs of the child and long term monitoring of graft function. International records incorporating over 300 transplants world wide: two thirds in children in 31 separate centres, show that results are variable but improving. The biggest centres have a three-year survival of 65% although a learning curve effect is evident is smaller centres. Small bowel transplantation is a complex surgical and medical enterprise, but it has been shown to be an effective means of treating chronic intestinal failure and should be considered in those patients who are experiencing life threatening complications related to the administration of parenteral nutrition.