Saturday, 27 October 2012

Absence Epilepsy

Absence Epilepsy

Absence Epilepsy/seizures are one of several kinds of seizures. These seizures are sometimes referred to as petit mal seizures (from the French for "little illness", a term dating from the late 18th century). Absence seizures are brief (usually less than 20 seconds), generalized epileptic seizures of sudden onset and termination. They have two essential components: clinically, the impairment of consciousness (absence) Electroencephalography (EEG) shows generalized spike-and-slow wave discharges. Absence seizures are broadly divided into typical and atypical types. Typical absence seizures usually occur in the context of idiopathic generalised epilepsies and EEG shows fast >2.5 Hz generalised spike-wave discharges. The prefix “typical” is to differentiate them from atypical absences rather than to characterise them as "classical" or characteristic of any particular syndrome.

Absence Epilepsy

Absence Epilepsy

Absence Epilepsy

Absence Epilepsy

Absence Epilepsy

Absence Epilepsy

Absence Epilepsy

Absence Epilepsy

Absence Epilepsy



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