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[Irreversible valproate-associated liver failure].

H Siemes1, H Nau, U Seidel

  • 1Kinderklinik, Rittberg-Krankenhaus Berlin.

Monatsschrift Kinderheilkunde : Organ Der Deutschen Gesellschaft Fur Kinderheilkunde
|December 1, 1992
PubMed
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Valproate treatment in an infant with Dandy-Walker malformation led to fatal hepatotoxicity, indicated by high levels of a specific metabolite. Supportive therapies were ineffective in preventing the severe liver injury.

Area of Science:

  • Pediatric Neurology
  • Clinical Pharmacology
  • Toxicology

Background:

  • Infantile spasms are a severe epilepsy syndrome in infants.
  • Dandy-Walker malformation is a congenital brain abnormality.
  • Valproate is a common antiepileptic drug used in infants.

Observation:

  • A severely impaired infant with Dandy-Walker malformation received valproate for infantile spasms.
  • Despite valproate discontinuation, the infant developed fulminant hepatotoxicity and died.
  • Elevated levels of the E,E-2,3'-dien-valproate metabolite were detected during liver failure.

Findings:

  • Valproate-associated hepatotoxicity can be fatal in infants, even after drug cessation.
  • Specific valproate metabolites, like E,E-2,3'-dien-valproate, may play a role in its toxicity.

Related Experiment Videos

  • Standard liver enzyme monitoring may not predict acute, severe hepatotoxicity.

    • Implications:

    • This case highlights the critical risk of valproate-induced liver injury in infants.
    • Further research into valproate metabolism and toxicity is warranted.
    • Close monitoring and consideration of alternative treatments may be necessary for infants with complex neurological conditions.