Tonic-clonic (grand mal) seizure - Symptoms and causes
2023年12月12日 · 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 they think about seizures.
Tonic-Clonic (Grand Mal) Seizure - Cleveland Clinic
2022年4月13日 · Tonic-clonic seizures, formerly known as “grand mal” seizures, are the most visible and recognized type of seizure. These involve uncontrolled convulsions and other muscle movements. They usually don’t last more than a few minutes, but often happen with epilepsy and sometimes cause severe problems and injuries.
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 muscle spasms may temporarily arrest breathing.
Tonic-Clonic Seizures - Epilepsy Foundation
What is a tonic-clonic seizure? This type of seizure (also called a convulsion) is what most people think of when they hear the word "seizure." 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.
Generalized Tonic-Clonic Seizure - StatPearls - NCBI Bookshelf
2023年7月3日 · A generalized tonic-clonic seizure, formerly known as grand mal seizure, is defined as a seizure that has a tonic phase followed by clonic muscle contractions. Among patients, families, and observers, they are most feared of seizure types. They are usually associated with impaired awareness or complete loss of consciousness.
Tonic-Clonic Seizure: Symptoms, What to Do, and More - Healthline
2021年11月30日 · A tonic-clonic seizure, previously known as a grand mal seizure, is characterized by stiffness and jerking motions. Discover what to do if someone's having a seizure and more.
Tonic and Clonic Seizures - Johns Hopkins Medicine
A seizure that originates in both halves (hemispheres) of the brain simultaneously, causing stiffness or twitching throughout the body, is known as a generalized tonic or clonic seizure. A tonic or clonic seizure can also begin in one area of the brain (called a partial or focal seizure), affecting only one part of the body such as an arm or a leg.
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.
Tonic-clonic (grand mal) seizure - Diagnosis and treatment - Mayo Clinic
2023年12月12日 · These images show the blood flow in the brain of a person when there's no seizure activity (left) and during a seizure (middle). The subtraction coregistered to (right) helps pinpoint the area of seizure activity by overlapping the results with brain results.
Tonic-clonic seizures - Epilepsy Action
Tonic-clonic seizures are the type of epileptic seizure most people recognise. In the past they were called grand-mal seizures. Tonic-clonic seizures can have a generalised onset, meaning they affect both sides of the brain from the start.