F51 — Nonorganic sleep disorders

Descendants
Code	Description
F510	Nonorganic insomnia
F511	Nonorganic hypersomnia
F512	Nonorganic disorder of the sleep-wake schedule
F513	Sleepwalking [somnambulism]
F514	Sleep terrors [night terrors]
F515	Nightmares
F518	Other nonorganic sleep disorders
F519	Nonorganic sleep disorder, unspecified

Heading of aggregated item CIM-10 (en) to which it belongs

F50-F59 Behavioural syndromes associated with physiological disturbances and physical factors