Clinical features
The clinical features of narcolepsy include:
- excessive daytime sleepiness:
- many patients feel sleepy most of the time
- episodically sleep becomes irresistible
- after a nap of 10-15 min the patient feels refreshed
- cataplexy:
- 60-90% of patients
- 60-90% of patients
- hypnagogic and hypnapompic hallucinations:
- 30-60% of patients
- 30-60% of patients
- sleep paralysis:
- 30-60% of patients
The patient my present at any age from childhood to the sixth decade. The peak incidence is between 10 and 20 years. Often patients complain that a change in sleep pattern triggered the disorder.
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