Dyssomnias
Circadian Rhythm Sleep Disorder (formerly Sleep-Wake Schedule Disorder)
Diagnostic Features
The essential feature of Circadian Rhythm Sleep Disorder is a persistent or recurrent pattern of sleep…
Breathing-Related Sleep Disorder
Diagnostic Features
The essential feature of Breathing-Related Sleep Disorder is sleep disruption, leading to excessive sleepiness or, less…
Primary Insomnia
Diagnostic Features
The essential feature of Primary Insomnia is a complaint of difficulty initiating or maintaining…
Narcolepsy
Narcolepsy is characterized by irresistible attacks of sleep during the day, resulting in brief but refreshing naps. In…
Primary Hypersomnia
Primary hypersomnia is characterized by excessive daytime sleepiness or prolonged nocturnal sleep that causes significant distress or social…
Dyssomnia Not Otherwise Specified
The category of dyssomnia not otherwise specified is for insomnias, hypersomnias, or circadian rhythm disturbances that do not…
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