Absence Seizures (Petit Mal Seizures)
What Is It?
The brain's nerve cells (neurons) communicate by firing tiny electric signals. During a seizure (convulsion), the firing pattern of these electric signals suddenly changes. It becomes unusually intense and abnormal.
A seizure can affect a small area of the brain. Or it can affect the entire brain. If the whole brain is involved, it is called a generalized seizure.
The two most common forms of generalized seizures are: