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  1. Tonic-clonic (grand mal) seizure - Symptoms and causes

    Feb 1, 2025 · Overview A tonic-clonic seizure, previously known as a grand mal seizure, causes a loss of consciousness and violent muscle contractions. It's the type of seizure most people …

  2. Seizures - Symptoms and causes - Mayo Clinic

    Nov 1, 2024 · Tonic-clonic seizures last for several minutes. Tonic-clonic seizures may start as focal seizures that spread to involve most or all of the brain. Seizure stages Seizures can have …

  3. Tonic-clonic (grand mal) seizure - Mayo Clinic

    Feb 1, 2025 · Living with tonic-clonic (grand mal) seizure? Connect with others like you for support and answers to your questions in the Epilepsy & Seizures support group on Mayo …

  4. Epilepsy - Symptoms and causes - Mayo Clinic

    Oct 14, 2025 · Tonic-clonic seizures, previously known as grand mal seizures, are the most dramatic type of epileptic seizure. They can cause a sudden loss of consciousness and body …

  5. Convulsión tónico-clónica (gran mal) - Mayo Clinic

    Feb 1, 2025 · Una convulsión tónico-clónica, antes conocida como convulsión de tipo gran mal, causa una pérdida de conciencia y contracciones musculares violentas. Es el tipo de …

  6. Explaining epilepsy - Mayo Clinic

    Apr 28, 2023 · Clonic seizures usually affect the neck, face and arms with repeated jerking movements. Similar to clonic seizure, myoclonic seizures involve sudden brief jerks or twitches …

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  8. Convulsión tónico-clónica (gran mal) - Mayo Clinic

    Feb 1, 2025 · Después de una convulsión, acude a un profesional de atención médica para que revise por completo tus síntomas y tus antecedentes médicos. Es posible que necesites …

  9. Absence seizure - Symptoms and causes - Mayo Clinic

    Jan 21, 2025 · Absence seizures usually can be managed with antiseizure medicines. Some children who have them also develop other seizures, such as generalized tonic-clonic seizures …

  10. Hemifacial spasm - Diagnosis and treatment - Mayo Clinic

    Oct 31, 2025 · Diagnosis Diagnosing hemifacial spasm typically starts with discussing your medical history. Your healthcare professional asks about your symptoms, including how long …