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sleep continuation.pptx
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19. Hypersomnia
• It is a condition characterized by excessive
sleep, particularly during the day. A person
may fall asleep for intervals during work, while
eating or even during conversation.
20. Causes of hypersomnia
• Drug or alcohol abuse
• Head trauma or other injury to the CNS
• Effect of certain medications
• Depression
• Obesity
• Other (multiple sclerosis, epilepsy, etc.)
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29. PARASOMNIAS
• Parasomnia refers to abnormal behaviour that
arises from or occurs during sleep. They
usually do not produce insomnia or excessive
sleepiness. The underlying pathological
mechanism may involve partial arousal or
abnormalities in sleep awake transition:
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34. • Sleep terrors: this disorder also called pavor
nocturns, occurs primarily in young children.
Sleep terrors are sudden arousals
accoumpanied by screaming, tachycardia,
tachypnea, diaphoresis and other
manifestation of intense fear
35. • Noctural myoclonus (restless leg syndrome): a
condition in which a person feels urge to walk
in an attempt to relieve an irritating ache or
creepy feeling in the claves and thighs.
Noctural myoclonus is common in the elderly
and can occur every 15 to 40 sec in a sleeping
state.
