# narcolepsy-cataplexy syndrome

> Narcolepsy with cataplexy is a sleep disorder characterized by excessive day-time sleepiness associated with uncontrollable sleep urges and cataplexy (loss of muscle tone often triggered by pleasant emotions)

**Wikidata**: [Q56026918](https://www.wikidata.org/wiki/Q56026918)  
**Source**: https://4ort.xyz/entity/narcolepsy-cataplexy-syndrome


## References

1. Monarch Disease Ontology release 2018-06-29
2. UMLS 2023