[Aspirin and its danger: Reye syndrome in young adult]. / L'aspirine et ses dangers: syndrome de Reye chez un adulte jeune.

We describe the case of a 19-year-old male diagnosed with Reye syndrome within the context of viral pericarditis and salicylate ingestion. He presented a fatal brain oedema without liver failure. Brain biopsies obtained during a decompressive craniectomy led to the diagnosis.