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

    Feb 1, 2025 · 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 picture when …

  2. Tonic-Clonic (Grand Mal) Seizure: Symptoms & Treatment

    Tonic-Clonic (Grand Mal) Seizure A tonic-clonic seizure causes sudden muscle stiffness, shaking and loss of consciousness. It happens when abnormal electrical activity spreads through your brain. It …

  3. Tonic-Clonic (Grand Mal) Seizures - Johns Hopkins Medicine

    Tonic-clonic seizures, formerly known as grand mal seizures, comprise two stages: a tonic phase and a clonic phase. These intense seizures can be frightening to experience or observe, as extreme …

  4. Grand mal (tonic-clonic) seizures: Causes, symptoms, and more

    Apr 28, 2023 · During a generalized tonic-clonic seizure, a person experiences rapid involuntary alternating jerking and stiffening of the body. This can involve the torso, arms, and legs on both sides …

  5. Generalized tonic–clonic seizure - Wikipedia

    A generalized tonic–clonic seizure, commonly known as a grand mal seizure or GTCS, [1] is a type of generalized seizure that produces bilateral, convulsive tonic and clonic muscle contractions. …

  6. Generalized seizures (grand mal seizures) - Drugs.com

    Oct 7, 2024 · Generalized seizures (grand mal seizures) - an easy to understand guide covering causes, diagnosis, symptoms, treatment and prevention plus additional in depth medical information.

  7. Tonic-Clonic Seizures - Epilepsy Foundation

    An older term for this type of seizure is "grand mal." As implied by the name, they combine the characteristics of tonic and clonic seizures. Tonic means stiffening, and clonic means rhythmical jerking.

  8. Generalized Seizures (Grand Mal Seizures) - Harvard Health

    Oct 7, 2024 · If the whole brain is involved, the electrical disturbance is called a generalized seizure. This type of seizure used to be called a grand mal seizure. The most easily recognizable symptom of …

  9. Tonic-Clonic (Grand Mal) Seizure - Cedars-Sinai

    A tonic-clonic seizure, also called a grand mal seizure, causes violent muscle contractions and loss of consciousness. These are the types of seizures most people know about, and what they usually …

  10. Grand Mal (Tonic-Clonic) Seizure: Causes, Treatment, and More

    Feb 24, 2023 · Grand mal seizures are now known as tonic-clonic seizures. Per their name, they occur when someone experiences both tonic and clonic symptoms. ‘Tonic’ refers to muscle stiffness, and …