Commission on Classification and Terminology

Table 1: Classification of seizures

GENERALIZED SEIZURES

Tonic clonic (in any combination)

Absence             * Typical
                          * Atypical
                          * Absence with special features
                                 Myoclonic absence
                                 Eyelid myoclonia

Myoclonic          *  Myoclonic
                         *  Myoclonic atonic
                         *  Myoclonic tonic

Clonic
Tonic
Atonic

FOCAL SEIZURES

MAY BE FOCAL, GENERALIZED, OR UNCLEAR
Epileptic spasms