FAQs
What is the Swiss Narcolepsy Scale calculator?
The Swiss Narcolepsy Scale (SNS) calculator is a quick, five-question tool designed to screen for narcolepsy with cataplexy by scoring your responses to symptoms like daytime sleepiness and muscle weakness.
How do I use the Swiss Narcolepsy Scale calculator?
You answer five questions about your symptoms by choosing how often they occur, then the calculator provides an instant score indicating whether further sleep specialist evaluation is recommended.
What does my SNS score mean?
A score less than zero suggests a high likelihood of narcolepsy with cataplexy and indicates a need for clinical evaluation. Scores 0–2 indicate mild to moderate symptoms, and scores above 2 suggest low probability of narcolepsy.
Is the Swiss Narcolepsy Scale a diagnosis tool?
No, the SNS is a screening tool to identify symptoms indicative of narcolepsy with cataplexy. A professional diagnosis requires sleep studies like polysomnography and a Multiple Sleep Latency Test (MSLT).
Where can I find the official Swiss Narcolepsy Scale PDF?
The official Swiss Narcolepsy Scale PDF is freely available online from sources such as CME Outfitters, allowing you to print or fill it digitally for tracking and sharing with your doctor.
