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Long-term L-carnitine treatment in isovaleric acidemia
E Mayatepek1, T W Kurczynski, C L Hoppel
1Department of Pediatrics, Medical College of Ohio, Toledo 43699-0008.
Pediatric Neurology
|March 1, 1991
Summary
Long-term L-carnitine treatment effectively managed isovaleric acidemia in a young girl, reducing metabolic acidosis crises and enabling normal development. This suggests L-carnitine and protein restriction may suffice for isovaleric acidemia therapy.
Area of Science:
- Biochemistry
- Metabolic Disorders
- Pediatric Medicine
Background:
- Isovaleric acidemia is an inherited metabolic disorder affecting amino acid metabolism.
- Prompt diagnosis and management are crucial for preventing severe complications.
Observation:
- A 5-year-old girl diagnosed with isovaleric acidemia at age 2 was treated with long-term L-carnitine without glycine supplementation.
- Clinical and laboratory data were monitored throughout the treatment period.
Findings:
- The patient experienced a significant reduction in the frequency of acute metabolic acidosis exacerbations post-treatment.
- Normal growth and development were achieved following the initiation of L-carnitine therapy.
Implications:
- Long-term L-carnitine supplementation, combined with dietary protein restriction, may represent a sufficient therapeutic strategy for isovaleric acidemia.
- This approach could simplify treatment protocols and improve patient outcomes for this rare metabolic disorder.