We performed a review of literature (MEDLINE and EMBASE database), without limited date or publication restrictions.Īngelman Syndrome Cataplexy Narcolepsy Niemann-Pick type C Disease Norrie Disease Prader-Willi Syndrome.Ĭopyright © 2019 Elsevier B.V. In this review, we described few conditions of cataplexy not related to narcolepsy. Therefore, it is essential disconnecting cataplexy from narcolepsy especially in pediatric population and after use of a few medications. Yet, the most prevalent causes of cataplexy without narcolepsy are rare genetic diseases which explains why cataplexy is classically linked to narcolepsy. Cataplexy may occur more often during times of stress or fatigue. head falling to the side due to neck muscle weakness. Cataplexy occurs while the person is awake and causes feelings of weakness and a loss of voluntary muscle control. Some possible symptoms of cataplexy episodes include: drooping eyelids. In addition, cataplexy can be a side effect of several drugs (eg, lamotrigine, clozapine, and gamma-hydroxybutyrate). The technical definition describes cataplexy as: A sudden loss of muscle tone, usually triggered by emotions such as laughter, surprise, fear, or anger. Other causes of cataplexy include Niemann-Pick type C Disease, Angelman Syndrome, Norrie Disease, Prader-Willi Syndrome. In about 10 percent of cases, narcolepsy runs in families.Cataplexy is a transient loss of muscle tone that can be triggered by emotions such as laughter, excitement or fear. The word ‘cataplexy’ derives etymologically from the Greek meaning ‘astonishment’. Less often, the cause of narcolepsy is an injury that damages the brain. Etymology: 19 th Century: from Greek kataplxis amazement. Cataplexy is a sudden muscle weakness that occurs while a person is awake. Their immune system mistakenly turns against their body and attacks the brain cells that produce hypocretin. cataplexy - WordReference English dictionary, questions, discussion and forums. Some people experience hallucinations and sleep paralysis when they’re falling asleep or waking up.Ĭertain people with autoimmune disorders are more likely to get narcolepsy with cataplexy. The lack of hypocretin makes it hard for someone to stay awake during the day, blurring the line between wakefulness and sleep. Some confusion on the etymology of Ohio, just sixteen years after. That loss of muscle tone causes you to lose control over your body when you’re awake. r/etymology - 1920s recipe: No, dont add four sweet mangos. Some people have an episode of cataplexy. It can happen in people living with the sleep disorder narcolepsy. It’s the same loss of muscle tone that naturally happens during rapid eye movement (REM) sleep. Cataplexy is a condition that brings on brief bouts of muscle weakness or paralysis. Detailed word origin of cataplexy, Ancient Greek (grc) Kataplexie, German (deu) cataplexy, English (eng), (medicine) An abrupt loss of muscle tone. The loss of muscle tone, cataplexy, happens because sleep and wakefulness overlap in narcolepsy. Etymology: 19th Century: from Greek kataplxis amazement. When it’s in short supply, your brain has trouble regulating your sleep-wake cycles. cataplexy - WordReference English dictionary, questions, discussion and forums. This chemical, which is produced in a brain region called the hypothalamus, controls sleep and wakefulness. Apoplexy Chambers's Twentieth Century Dictionary Gr. Etymology Webster's Revised Unabridged Dictionary Gr. Low levels of the chemical hypocretin cause narcolepsy with cataplexy. (n) Cataplexy kata-plex-i the kind of mesmeric sleep of animals under a sudden shock of terrorthe state of 'shamming death.' adj. Narcolepsy affects signals in your brain that are supposed to keep you awake. The meaning of CATAPLEXY is sudden loss of muscle power following a strong emotional stimulus.
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