childhood absence epilepsy type 4

Etiology

• idiopathic

Pathology

• generalized epilepsy

Genetics

• associated with defects in GABRA1

Clinical manifestations

• onset at age 6-7 years of age
• frequent absence seizures (several per day)
• during adolescence, tonic-clonic & myoclonic seizures develop
• absence seizures may either remit or persist into adulthood

Diagnostic procedures

• electroencephalogram (EEG):
  • bilateral, synchronous, symmetric 3-Hz spike waves on EEG.

More general terms

• childhood absence epilepsy

Database

• OMIM: https://mirror.omim.org/entry/611136