Non-24-hour sleep-wake syndrome
Synonyms: Hypernychthemeral syndrome
A rare neurological disease which is a circadian rhythm sleep disorder characterized by non-synchronization to a 24-hour day leading to insomnia and daytime sleepiness with sometimes severe associated manifestations.
Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview.
Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http: //www.orphadata.org. Data version September 2023.
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Non-24-hour sleep-wake syndrome?
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We are an organization created by parents of children diagnosed with rare forms of Epilepsy and Autism as a result of a change in the SCN2A gene. Our vision is to find effective treatments and a cure for SCN2A related disorders. Our mission is to improve the lives of those affected by SCN2A related disorders through research, public awareness, family support and patient advocacy.
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