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Generalized tonic-clonic seizure

  • Definition

    A generalized tonic-clonic seizure is a seizure involving the entire body. It is also called a grand mal seizure. The terms "seizure," convulsion," or "epilepsy" are most often associated with generalized tonic-clonic seizures.

    For more information see:

    • Seizures
    • Epilepsy

    Alternative Names

    Seizure - tonic-clonic; Seizure - grand mal; Grand mal seizure; Seizure - generalized


    Causes, incidence, and risk factors

    Generalized tonic-clonic seizures may occur in people of any age. They may occur once (single episode), or as part of a repeated, chronic condition (epilepsy).