1) Typical Absence Seizures
These seizures are characterized by interruption of activities that occur suddenly with a blank stare and occasionally associated with deviation of the eyes that lasts for a few seconds to half a minute with subsequent rapid recovery. May be associated with flicking of eyelids.
2) Atypical Absence Seizures
It has a slow onset with significant changes in muscle tone that is more pronounced than in typical absence. It has a slow spike-waves at EEG, usually less than three per second.
3) Myoclonic-absence seizure
This seizure starts with few rhythmical jerks, which is then followed by a staring spell.
4) Eyelid myoclonia
In this seizure, there is sudden forceful upward jerking of eyelids, which may be associated with the staring spell (absence seizure). It usually stimulated by the closure of the eyes.