Skip to content
La Clinique du Sommeil
La Clinique du Sommeil
Hypersomnias & Narcolepsy
All conditions

Hypersomnias & Narcolepsy

Excessive daytime sleepiness

Hypersomnias are conditions characterised by excessive daytime sleepiness despite adequate sleep duration. Narcolepsy, the best-known form, combines irresistible sleep attacks with other specific symptoms. Our centre performs the wakefulness tests (MWT, MSLT) required for diagnosis.

Key figures

Type 1 narcolepsy affects about 1 person in 3,000 to 5,000
The average time to diagnose narcolepsy is 8 to 10 years
The MSLT and MWT tests are the reference examinations for measuring daytime sleepiness
Idiopathic hypersomnia accounts for 5 to 10% of consultations at sleep centers

Symptoms

Excessive daytime sleepiness despite sufficient sleep
Irresistible sleep attacks
Cataplexy (sudden loss of muscle tone)
Sleep paralysis
Hypnagogic hallucinations
Fragmented nocturnal sleep

Treatments

1
Wakefulness-promoting agents (modafinil, methylphenidate)
2
Specific treatment for cataplexy
3
Lifestyle adjustments and scheduled naps
4
Tailored occupational health support

When to consult ?

If you experience excessive daytime sleepiness that is not explained by insufficient sleep.

Book an appointment

The clinic is based in Yutz. Depending on where you travel from, access and coverage work slightly differently.