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The epilepsy is often caused by epileptogenic brain tumors. [3] Brain imaging studies support activation of the anterior insula in ecstatic seizures. [4] [2] Additionally, several instances of reproducible ecstatic-like seizures have been induced during presurgical evaluation with electrical brain stimulation to the dorsal anterior insula.
Stress can induce seizures in people with epilepsy, and is a risk factor for developing epilepsy. Severity, duration, and time at which stress occurs during development all contribute to frequency and susceptibility to developing epilepsy. It is one of the most frequently self-reported triggers in patients with epilepsy. [48] [49]
People with epilepsy may experience seizure clusters which may be broadly defined as an acute deterioration in seizure control. [40] The prevalence of seizure clusters is uncertain given that studies have used different definitions to define them. [41] However, estimates suggest that the prevalence may range from 5% to 50% of people with ...
Kindling is a commonly used model for the development of seizures and epilepsy in which the duration and behavioral involvement of induced seizures increases after seizures are induced repeatedly. [1] Kindling is also referred as an animal visual model of epilepsy that can be produced by focal electrical stimulation in the brain.
It is a symptom associated with temporal lobe changes in epilepsy and in Geschwind syndrome. [1] Structures that may have an effect on hypergraphia when damaged due to temporal lobe epilepsy are the hippocampus and Wernicke's area. Aside from temporal lobe epilepsy, chemical causes may be responsible for inducing hypergraphia.
Because epileptic seizures typically include convulsions, the term convulsion is often used as a synonym for seizure. [1] However, not all epileptic seizures result in convulsions, and not all convulsions are caused by epileptic seizures. [1] [2] Non-epileptic convulsions have no relation with epilepsy, and are caused by non-epileptic seizures. [1]
The concurrent onset of other clinical features of epilepsy (e.g., lip-smacking or other involuntary automatic behaviors, olfactory hallucinations). Approximately 40% of people with TEA report one of these symptoms in at least some attacks. [2] A clear-cut response to anticonvulsant therapy. Attacks ceased in 44 of 47 treated patients in one ...
Syndromes are characterized into 4 groups based on epilepsy type: [1] a. Generalized onset epilepsy syndromes. These epilepsy syndromes have only generalized-onset seizures and include both the idiopathic generalized epilepsies (specifically childhood absence epilepsy, juvenile absence epilepsy, juvenile myoclonic epilepsy and epilepsy with generalized tonic- clonic seizures alone), as well as ...