DSM-5: Sleep Disorders

Here are the main highlights of the changes to the Sleep-Wake Disorders in DSM-5.

Insomnia Disorder: new name for the DSM-IV “primary insomnia”.

Narcolepsy: now separate and known to be associated with hypocretin deficiency.

Breathing-Related Sleep Disorders: now divided into three new disorders: Obstructive Sleep Apnea Hypopnea, Central Sleep Apnea and Sleep-related Hypo-ventilation.

Circadian Rhythm Sleep-Wake Disorders: Advanced Sleep Phase Syndrome, Irregular Sleep-Wake Type, and Non-24-hour Sleep-Wake Type have been added, and the DSM-IV “Jet Lag” has been removed.

Rapid Eye Movement Sleep Behavior Disorder: new independent disorder.

Restless Legs Syndrome: new independent disorder.


By Dr. Terra Caudill, MD, MS