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Liver transplantation for methylmalonic acidaemia.
W van't Hoff1, P J McKiernan, R A Surtees
1Biochemistry, Endocrinology and Metabolism Unit, The Institute of Child Health and Great Ormond Street Hospital for Children, 30 Guilford Street, London, WC1N 1EH, United Kingdom.
European Journal of Pediatrics
|December 22, 1999
Summary
Transplantation outcomes for methylmalonic acidaemia (MMA) are uncertain. While combined liver and kidney transplants show promise for end-stage renal failure, early liver transplants in children have yielded disappointing results, especially regarding neurological complications.
Area of Science:
- Biochemistry
- Genetics
- Pediatric Medicine
Background:
- Methylmalonic acidaemia (MMA) is a severe inherited metabolic disorder.
- Children with severe MMA face high mortality, neurodevelopmental issues, and chronic renal failure.
Observation:
- Liver transplantation in early-onset MMA patients has shown disappointing results.
- A significant risk of neurological complications is observed post-liver transplantation.
- Combined liver and kidney transplantation has been successful in managing end-stage renal failure in MMA patients.
Findings:
- The efficacy of liver transplantation in preventing complications in early-onset MMA is questionable.
- Neurological complications remain a significant concern after liver transplantation for MMA.
- Combined liver-kidney transplantation offers a potential solution for MMA patients with end-stage renal failure.
Implications:
- The role of transplantation in managing methylmalonic acidaemia requires further investigation.
- Long-term follow-up is crucial for all MMA patients undergoing or considered for transplantation.
- Optimal management strategies for MMA, particularly in end-stage renal failure, need to be established.