Diagnosis of circadian rhythm sleep disorders.

Circadian rhythm sleep disorders may be commonly overlooked in diagnosing sleep issues.

• Insomnia and excessive sleepiness frequently occur with sleep-disordered breathing.
• Circadian rhythm sleep disorders occur when sleep patterns do not align with the 24-hour environmental cycle.
• The two most common types are delayed sleep phase, often seen in adolescents, and advanced sleep phase, which is more common in the elderly.
• These disorders can be mistaken for insomnia and excessive sleepiness.
• There are nine potential diagnoses related to circadian rhythm sleep disorders, all of which are clinically relevant.
• Individuals who are blind or work night shifts may have a higher risk for these disorders.

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