A sudden and transient episode of bilateral loss of muscle tone, often triggered by emotions. [ http://www.ncbi.nlm.nih.gov/pubmed/22249574 https://orcid.org/0000-0002-0736-9199 http://www.ncbi.nlm.nih.gov/pubmed/21931493 ]
Term information
- UMLS:C0007384
- SNOMEDCT_US:46263000
Cataplexy is a frequent feature of narcolepsy, a neurologic disorder characterized by excessive daytime sleepiness and manifestations of disrupted rapid eye movement sleep stage.