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Epilepsy in sleep

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"Sleep"[MeSH Terms] AND "Epilepsy"[MeSH Terms]

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sleep-related epilepsy nocturnal seizures diagnosis first aid Epilepsy Foundation

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https://www.epilepsy.com/preparedness-safety/staying-safe/sa…

Sleep-related epilepsy means seizures that occur mainly or only during sleep, often called nocturnal seizures. They may involve sudden stiffening or jerking, repetitive movements, unusual vocalizations, staring or unresponsiveness, waking confused, tongue biting, bed-wetting, or unexplained injuries. Some focal seizures, especially frontal-lobe seizures, can be brief and happen repeatedly in a night.
Sleep and epilepsy can worsen each other: seizures can fragment sleep, and sleep deprivation can lower the seizure threshold. Seizures are often associated with lighter non-REM sleep stages. Bradley and Daroff's Neurology in Clinical Practice, p. 2395.

It can be confused with sleep disorders

Sleepwalking, night terrors, REM behavior disorder, panic attacks, and obstructive sleep apnea can resemble nocturnal seizures. A neurologist or epilepsy specialist may use:
  • A detailed witness history and a phone video of an event, if safe to obtain
  • Routine or sleep-deprived EEG
  • Brain MRI when appropriate
  • Overnight video EEG or sleep study with expanded EEG channels, which is specifically useful when sleep-related epilepsy is suspected. Bradley and Daroff's Neurology in Clinical Practice, p. 2426. The Epilepsy Foundation diagnostic overview also describes the role of history, EEG, neurological examination, and brain imaging.

What to do now

  • Arrange a medical review promptly if these are new, recurrent, or unexplained nighttime events.
  • Do not stop or alter antiseizure medication without the prescribing clinician.
  • Prioritize regular sleep, take medication consistently, and avoid personal triggers such as sleep loss and heavy alcohol use.
  • Keep a diary: date/time, duration, movements, breathing or color change, awareness afterward, injuries, and recovery time.
  • Consider safety steps: a low bed, clear area around the bed, avoid sleeping face-down if possible, and discuss seizure-alert devices or nighttime supervision with an epilepsy team when appropriate. Lack of sleep is a common seizure trigger, as summarized by the Epilepsy Foundation sleep guidance.

Emergency help

Call emergency services if a convulsive seizure lasts 5 minutes or more, seizures recur without recovery, breathing remains difficult, there is serious injury, it is a first seizure, or the person is pregnant, diabetic, or in water. During a seizure, protect from injury, turn them onto their side when possible, time it, and do not restrain them or put anything in their mouth.
If you mean that you or someone else is having episodes at night, tell me their age and what is seen during and after an episode, and I can help distinguish features that need urgent assessment.

Find the latest guidelines on nocturnal epilepsy

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