juvenile absence epilepsy

noun

: epilepsy that typically begins between the ages of 10 and 16 and is marked by the daily occurrence of absence seizures and usually by tonic-clonic seizures

In contrast to childhood absence epilepsy, juvenile absence epilepsy occurs in older children and is characterized by much less frequent absence seizures (often not triggered by hyperventilation) …

—Tracy A. Glauser et al., The New England Journal of Medicine