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Published on: May 7, 2019
Antibody-mediated rejection after kidney transplantation in children; therapy challenges and future potential
Massimiliano Bertacchi1, Paloma Parvex2, Jean Villard1,3
1Division of Nephrology, University Hospital of Geneva, Geneva, Switzerland.
Insights
Antibody-mediated rejection (AMR) is a major challenge in kidney transplants, especially for children, with no FDA-approved treatments. This review explores current and emerging AMR therapies based on Transplantation Society guidelines.
Area of Science:
- Nephrology
- Transplantation immunology
Background:
- Antibody-mediated rejection (AMR) significantly impacts renal transplant outcomes.
- Current treatments for AMR lack FDA approval in the US and face challenges due to limited research, especially in pediatric cases.
- Ambiguous definitions and lack of clear guidelines complicate AMR management in pediatric nephrology.
Purpose of the Study:
- To review current and emerging treatments for antibody-mediated rejection (AMR) in renal transplantation.
- To provide guidance for clinicians managing AMR in pediatric renal transplant recipients.
- To focus on the latest Transplantation Society (TTS) recommendations for AMR classification and therapy.
Main Methods:
- Literature review of current and emerging AMR treatments.
- Analysis of the Transplantation Society (TTS) guidelines for AMR.
- Focus on pediatric considerations and evidence.
Main Results:
- No FDA-approved treatments currently exist for AMR in the United States.
- Treatment strategies for AMR are often controversial and lack a gold standard.
- Pediatric AMR treatment is particularly challenging due to limited studies and poorly documented side effects of some therapies.
Conclusions:
- There is a critical need for standardized and effective treatments for AMR, particularly in pediatric renal transplantation.
- Adherence to updated TTS guidelines can help standardize AMR management.
- Further research is essential to develop and validate novel therapies for AMR with a focus on safety and efficacy in children.
Abstract:
Antibody-mediated rejection (AMR) remains one of the most critical problems in renal transplantation, with a significant impact on patient and graft survival. In the United States, no treatment has received FDA approval jet. Studies about treatments of AMR remain controversial, limited by the absence of a gold standard and the difficulty in creating large, multi-center studies. These limitations emerge even more in pediatric transplantation because of the limited number of pediatric studies and the occasional use of some therapies with unknown and poorly documented side effects. The lack of recommendations and the unsharp definition of different forms of AMR contribute to the challenging management of the therapy by pediatric nephrologists. In an attempt to help clinicians involved in the care of renal transplanted children affected by an AMR, we rely on the latest recommendations of the Transplantation Society (TTS) for the classification and treatment of AMR to describe treatments available today and potential new treatments with a particular focus on the pediatric population.
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