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Definition of Seizure, absence

Seizure, absence: A seizure that takes the form of a staring spell: The person suddenly seems to be 'absent.' There is a brief loss of awareness, which can be accompanied by blinking or mouth twitching. Absence seizures have a very characteristic appearance on an EEG. Also known as petit mal seizure.

Source: MedTerms™ Medical Dictionary
Last Editorial Review: 3/19/2012

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