Relating to or denoting a form of epilepsy in which seizures begin at one site (typically a digit or the angle of the mouth).
- She gradually deteriorated over three months and died in status epilepticus characterised by tonic seizures, seizures with Jacksonian march, and clonic jerks.
- In Jacksonian epilepsy the attack is always recognised by the patient as one of a similar series and consciousness is not lost, at least in the earliest stages of the attack.
- A person with a simple partial seizure (sometimes known as Jacksonian epilepsy) does not lose consciousness, but may experience confusion, jerking movements, tingling, or odd mental and emotional events.
Late 19th century: from the name of John H. Jackson (1835–1911), English physician and neurologist, + -ian.
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