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Pediatric liver transplantation; Graft survival; Post-transplant complications; National registry; Biliary complications; Immunosuppression; Long-term outcomes; Pediatric hepatology; Re-transplantation; Growth and development

Introduction

Pediatric liver transplantation has evolved significantly over the past three decades, becoming a life-saving treatment for children with end-stage liver disease, congenital liver disorders, and metabolic conditions. Despite advancements in surgical technique, immunosuppression, and perioperative care, pediatric patients face unique challenges due to their developmental status, smaller anatomy, and long-term exposure to immunosuppressive medications [1-5]. A comprehensive understanding of post-transplant outcomes and complication patterns is crucial to optimize long-term care and survival. This national registry review analyzes longitudinal data from pediatric liver transplant recipients across multiple transplant centers to assess overall survival, graft durability, and the incidence and impact of post-transplant complications [6-10].

Discussion

The review analyzed data from over 3,200 pediatric liver transplant recipients documented in the national transplant registry between 2005 and 2022. The median follow-up duration was 7.5 years. Key indications for transplantation included biliary atresia (51%), acute liver failure (16%), metabolic disorders (14%), and autoimmune hepatitis (5%).

Graft survival rates were favorable, with 1-year survival at 93%, 5-year at 84%, and 10-year survival at 75%. Survival outcomes were influenced by recipient age (better in recipients aged >2 years), donor type (slightly lower in split-liver transplants), and center volume (higher survival in high-volume centers). Early postoperative outcomes were largely positive, though complications were common and required close monitoring.

Beyond medical complications, growth and developmental delays were observed in approximately 19% of recipients, often associated with early age at transplant, malnutrition pre-transplant, and prolonged ICU stays. Many children required long-term nutritional, developmental, and psychological support to reach age-appropriate milestones..

Conclusion

Pediatric liver transplantation offers excellent long-term survival, but it is associated with significant postoperative challenges that require lifelong, multidisciplinary follow-up. The national registry review underscores both the success of current protocols and the importance of early detection and intervention for complications such as rejection, vascular events, and infections. Future efforts should focus on minimizing immunosuppressive toxicity, improving early complication management, and enhancing neurodevelopmental and psychosocial outcomes. As survival improves, ensuring quality of life and healthy development becomes the new frontier in pediatric transplant medicine.

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