Seizure - the clinical manifestation of excessive and/or hypersynchronous neuronal discharge within the brain; may be manifested and episodic impairment or loss of consciousness, abnormal motor phenomena, psychic or sensory disturbances, or autonomicsigns such as salivation, vomiting, urination or defecation. Synonyms - convulsion, ictus, fit. Seizures have been classified in the past according to the areas of the brain that they affect.
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