focal seizure


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Related to focal seizure: focal seizure disorder

focal seizure

[¦fō·kəl ′sē·zhər]
(medicine)
An epileptic manifestation of a restricted nature, usually without loss of consciousness, due to irritation of a localized area of the brain.
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Focal seizures are divided into simple and dyscognitive, with the latter resulting in the alteration of consciousness.
Factors increasing the likelihood of a second seizure include a remote symptomatic cause, younger age at presentation (under 2 years) and focal seizures or focal neurological findings on examination.
Infectious aetiology including NCC and tuberculosis were common, in which NCC is the most commonly identified epileptogenic focus in children presenting with focal seizures.
Electrical disturbances leading to focal seizures also may occur due to dementia.
We report a case of a focal seizure during induction of anaesthesia in an infant with congenital hypoparathyroidism with a history of hypocalcaemia-induced convulsions with a similar focal origin.
This is because the nature of the Focal seizure onset (i.
Most common type of seizure admitted in Medicine Department were generalised type (156) (78%) followed by 17% as focal seizure, while 5% patients admitted to emergency as a case of status epilepticus.
The term partial is no longer used and is replaced by focal seizure.
Of 503 cases of meningitis in that study, 115 were associated with a seizure, and all of those had at least one other symptom suggestive of meningitis, such as nuchal rigidity prolonged focal seizure, multiple seizures, or petechial rash.
A single generalized seizure in 24 hours lasting less than 15 minutes without focal feature is categorized as simple febrile seizure and contribute to 80-85% of febrile seizure patients; while complex febrile seizure constitute 15-20% and characterized by focal seizure lasting more than 15 min, with recurrence within 24 hrs.
First described by Kojewnikoff in 1894, this unique type of prolonged focal seizure continues to perplex neurologists for over a century now.
1) A febrile seizure is described a complex or complicated when the duration is > 15 min, when repeated convulsions occur within 24 hours, or when focal seizure activity or focal findings are present during the postictal period.

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