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International classification of epilepsy

Partial (foal) seizures:

• Focal seizures, without impairment of consciousness( aware) :

-Motor

-Sensory

-Autonomic

• Focal seizures, with impairment of awareness.

• Focal to bilateral tonic clonic seizures.

Generalized seizures:
Absence seizures: Typical absence, Atypical absence

Myoclonic seizures Tonic-clonic seizures
Clonic seizures Atonic seizures

Tonic seizures Infant spasm , tonic-spasm

Absence seizures (petit mal)

Typical (simple):

Sudden cessation of motor activity with blank facial expression and eyelids

flickering with no loss of body tone and no falling down.

May be countless attacks per day, < 30 seconds.

-Hyperventilation (for 3-4 min) provokes an absence attacks.

-EEG: typical 3/sec spike generalized wave discharge.

Complex type: simple with motor component.

Generalized tonic clonic seizures:

It may start generalized or follow a partial seizure with secondary generalization

An aura may be present suggest focal origin: Headache, unpleasant feelings,

chest discomfort .