Real Dictionary

Reye's syndrome in British English
a rare, acute, often fatal disease, usually of children, characterized by neurological disorders, swelling of the brain, and enlargement of the liver: it is associated with the use of aspirin for certain viral illnesses
noun: a rare metabolic disease in children that can be fatal, involving damage to the brain, liver, and kidneys
noun: an uncommon, severe disorder occurring primarily in children after a viral illness, as influenza or chickenpox, and associated with aspirin usage, involving swelling of the brain and liver and affecting other organs: symptoms include fever, projectile vom