Is cataplexy a seizure?

Cataplexy occurs during waking hours. During a mild attack, there may be a barely visible weakness in a muscle, such as drooping of the eyelids. A more severe episode may involve a total body collapse. Although it is a different condition, cataplexy is sometimes misdiagnosed as a seizure disorder.

Is cataplexy a seizure disorder?

Cataplexy is triggered by emotions that many consider “hysteric” and may be interpreted as “fainting” or “seizure” spells. Failure rates among physicians for diagnosing narcolepsy are high: neurologists 45%, internists 76.5%, general practitioners 78.1%, psychiatrists 88.9%, and pediatricians 100%.

Is cataplexy a neurological disorder?

Cataplexy is a brain disorder that causes a sudden and temporary loss of muscle tone and control, according to the National Institute of Neurological Disorders and Stroke (NINDS).

What happens in the brain during cataplexy?

Cataplexy and sleep paralysis are unusual states in which the brain circuits that produce paralysis during REM sleep become active during wakefulness. During REM sleep, most muscles are paralyzed by circuits in the lower brainstem and spinal cord.

What is cataplexy is a symptom of?

Cataplexy is associated with narcolepsy. Narcolepsy is a neurological condition that causes extreme sleepiness during the day. You can also have unexpected episodes of falling asleep, even in the middle of a conversation or in the middle of an activity.

What can trigger cataplexy?

Cataplexy is uncontrollable and is triggered by intense emotions, usually positive ones such as laughter or excitement, but sometimes fear, surprise or anger. For example, when you laugh, your head may droop uncontrollably or your knees may suddenly buckle.

Is there a cure for cataplexy?

There is no cure for cataplexy, and treatment is symptom management with good sleep hygiene practices and the use of medication as necessary. Additionally, safety measures should be put in place to avoid serious injury that can result from falls.

How long do cataplexy attacks last?

Strong emotions, such as laughter or anger, can trigger cataplexy. Attacks often last from 30 seconds to 2 minutes. You remain aware during the attack. During the attack, your head falls forward, your jaw drops, and your knees may buckle.

How long can cataplexy last?

How long does it last? Cataplexy attacks generally last less than two minutes, and they may only last a few seconds, though some people have repeated attacks of cataplexy which persist for up to 30 minutes. During both mild and severe attacks, the person stays fully conscious.

Is cataplexy genetic?

First-degree relatives (parents, siblings, and children) of people with narcolepsy with cataplexy have a 40 times greater risk of developing the condition compared with people in the general population.

How do you control cataplexy?

Cataplexy, hallucinations, disrupted nighttime sleep and sleep paralysis are often treated with two types of antidepressant medications: tricyclic antidepressants (TCAs) and selective serotonin reuptake inhibitors (SSRIs).

What mimics cataplexy?

Cataplexy mimics include syncope, epilepsy, hyperekplexia, drop attacks and pseudocataplexy. They can be differentiated from cataplexy using thorough history taking, supplemented with (home)video recordings whenever possible.

How do you test for cataplexy?

Diagnosing cataplexy can be a challenge. There isn't a specific test to detect cataplexy, although it has been suggested that video recordings of episodes may be a helpful tool⁹. Cataplexy is usually diagnosed based on an interview with patients and their families¹⁰.

What is cataplexy mean?

Cataplexy. This sudden loss of muscle tone while a person is awake leads to weakness and a loss of voluntary muscle control. It is often triggered by sudden, strong emotions such as laughter, fear, anger, stress, or excitement.

Are myoclonic jerks seizures?

Myoclonic epilepsy causes the muscles in the body to contract. This type of seizure causes quick jerking movements. Myoclonic seizures often happen in everyday life. This includes hiccups and a sudden jerk while falling asleep.

Can I drive with cataplexy?

If you're diagnosed with narcolepsy, it may affect your ability to drive. Stop driving immediately and inform the Driver and Vehicle Licensing Agency (DVLA). You'll need to complete a medical questionnaire so your individual circumstances can be assessed.

How long do narcoleptics sleep?

A person with narcolepsy usually has the condition for life. All people with narcolepsy have extreme levels of sleepiness during the day, but how this shows itself can differ. For instance, some people with narcolepsy might fall asleep for 10 to 20 minutes several times every day, whether they want to or not.

What is a hypocretin?

Hypocretin (also known as orexin) is a neuropeptide hormone produced in the hypothalamus that exerts important influences over sleep, arousal, appetite and energy expenditure. Defective hypocretin signalling is associated with narcolepsy.

What is a Soremp?

Sleep onset REM periods (SOREMPs) are REM sleep periods that occur within 15 minutes of sleep onset. SOREMPs are considered to support the diagnosis of narcolepsy.

Is cataplexy only a symptom of narcolepsy?

Attacks can also affect your whole body and cause you to fall down. Cataplexy is important to recognize because it occurs in very few other conditions. Not everybody with narcolepsy has cataplexy, but almost everybody with cataplexy has narcolepsy. So if you have cataplexy, you most likely have narcolepsy.

Can cataplexy be unilateral?

One of the best investigations of the clinical characteristics of cataplexy came from Anic-Labat and colleagues,¹ who demonstrated that 68% to 81% of cataplexy sufferers report “always bilateral” symptoms, implying that as many as 32% may have unilateral symptoms, at least some of the time.

What causes cataplexy without narcolepsy?

Cataplexy is a transient loss of muscle tone that can be triggered by emotions such as laughter, excitement or fear. Other causes of cataplexy include Niemann-Pick type C Disease, Angelman Syndrome, Norrie Disease, Prader-Willi Syndrome.

Why is narcolepsy underdiagnosed?

Narcolepsy is underdiagnosed and commonly misdiagnosed in children for many reasons. Often times the behavioral problems that are seen are thought to be psychiatric conditions. Symptoms of cataplexy are mistaken as normal falls in this age group or symptoms of epilepsy or other neurological disorder.

Is narcolepsy with cataplexy hereditary?

Research shows that when narcolepsy is inherited, it's more common for someone to inherit narcolepsy with cataplexy, which is a specific type of the condition that occurs when people produce low levels of a brain chemical called hypocretin.

Is narcolepsy a mental illness?

However, narcolepsy is frequently misdiagnosed initially as a psychiatric condition, contributing to the protracted time to accurate diagnosis and treatment. Narcolepsy is a disabling neurodegenerative condition that carries a high risk for development of social and occupational dysfunction.