Sleep DisordersSleep DisordersBYARUN.MKVM COLLEGE
SleepSleep--SleepSleep isis unconsciousnessunconsciousness from which thefrom which theperson can beperson can be arouseda...
SleepSleep11..Slow-wave sleepSlow-wave sleep (non REM sleep(non REM sleep((22..Rapid eye movement sleepRapid eye movement ...
Slow-wave deep (non-REMSlow-wave deep (non-REM((--Most sleep during night (75%Most sleep during night (75%(.(.--Exceedingl...
Rapid Eye Movement (REMRapid Eye Movement (REM((--Occurs in normal night sleepsOccurs in normal night sleeps..--Last for 5...
Theories of sleepTheories of sleeppassive theory of slepassive theory of sleep:ep: excitatory areas of (RAS) inexcitatory ...
Sleep DisordersSleep Disorders--1/31/3of U.S. people suffer from sleep disordersof U.S. people suffer from sleep disorders...
Causes of 2ry sleep disordersCauses of 2ry sleep disorders--Medical conditions (pain, met dis, endo disMedical conditions ...
Dyssomnias (1ry sleep dis.)Dyssomnias (1ry sleep dis.)It is disturbance in theIt is disturbance in the amountamount,, qual...
11..Primary InsomniaPrimary Insomnia--Difficulty in initiating or maintaining sleepDifficulty in initiating or maintaining...
Primary Insomnia (contPrimary Insomnia (cont.(.(TreatmentTreatment::11..Sleep hygiene measures (1Sleep hygiene measures (1...
22..Primary HypersomniaPrimary Hypersomnia--At leastAt least 1 month1 month of excessiveof excessive daytime sleepinessday...
33..NarcolepsyNarcolepsy--Repeated, sudden attacks of sleep during the dayRepeated, sudden attacks of sleep during the day...
Narcolepsy (contNarcolepsy (cont.(.(--Occur in 0.02-0.16% of populationOccur in 0.02-0.16% of population..--EqualEqual inc...
Narcolepsy (contNarcolepsy (cont.(.(--TreatmentTreatment::11..Timed daily napsTimed daily naps..22..Stimulant drugs (amphe...
44..Breathing-Related disBreathing-Related dis..--Sleep disruption and excessive daytime sleepinessSleep disruption and ex...
OSA risk factorsOSA risk factors::-Male gender.-Male gender.-Obesity-Obesity-male shirt collar size >17-male shirt collar ...
Breathing-Related dis. (contBreathing-Related dis. (cont.(.(--TreatmentTreatment::11..OSAOSA::Nasal continuous positive ai...
ParasomniasParasomnias--Abnormal events inAbnormal events in behaviorbehavior oror physiologyphysiologyduring sleep. It is...
11..Nightmare disNightmare dis..--RepeatedRepeated awakeningsawakenings with recall of extremelywith recall of extremelyfr...
22..Night Terror disorderNight Terror disorder--Repeated episodes of fearfulness during sleepRepeated episodes of fearfuln...
Night Terror dis. (contNight Terror dis. (cont.(.(--Usually occur inUsually occur in childrenchildren..--More common inMor...
33..Sleepwalking dis. (SomnambulismSleepwalking dis. (Somnambulism((--Repeated episodes of getting out of bed andRepeated ...
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14 sleep disorders - copy

  1. 1. Sleep DisordersSleep DisordersBYARUN.MKVM COLLEGE
  2. 2. SleepSleep--SleepSleep isis unconsciousnessunconsciousness from which thefrom which theperson can beperson can be arousedaroused by sensory or otherby sensory or otherstimulistimuli--ComaComa is unconsciousness from which the personis unconsciousness from which the personcannot be arousedcannot be aroused
  3. 3. SleepSleep11..Slow-wave sleepSlow-wave sleep (non REM sleep(non REM sleep((22..Rapid eye movement sleepRapid eye movement sleep (REM sleep(REM sleep((
  4. 4. Slow-wave deep (non-REMSlow-wave deep (non-REM((--Most sleep during night (75%Most sleep during night (75%(.(.--Exceedingly restfulExceedingly restful..--Dec. peripheral vascular toneDec. peripheral vascular tone..--10-30%10-30%dec. in blood pressure, resp. rate anddec. in blood pressure, resp. rate andbasal metabolic ratebasal metabolic rate..--dreams are usually not remembereddreams are usually not remembered..
  5. 5. Rapid Eye Movement (REMRapid Eye Movement (REM((--Occurs in normal night sleepsOccurs in normal night sleeps..--Last for 5-30 min. and occur every 90 minLast for 5-30 min. and occur every 90 min..--Rapid movement of the eyesRapid movement of the eyes..--Usually ass. With active dreaming and activeUsually ass. With active dreaming and activebodily muscle movementbodily muscle movement..--The heart rate and resp. rate become irregularThe heart rate and resp. rate become irregular(dream(dream(.(.--The brain is highly activeThe brain is highly active..
  6. 6. Theories of sleepTheories of sleeppassive theory of slepassive theory of sleep:ep: excitatory areas of (RAS) inexcitatory areas of (RAS) inthe upper brain stem fatigued and became inactivethe upper brain stem fatigued and became inactive..active inhibitory processactive inhibitory process::Stimulation of center located below theStimulation of center located below the midpontilemidpontilelevellevel of the brain stem inhibiting excitatory areas ofof the brain stem inhibiting excitatory areas of(RAS) in the upper brain stem leading to sleep(RAS) in the upper brain stem leading to sleep..
  7. 7. Sleep DisordersSleep Disorders--1/31/3of U.S. people suffer from sleep disordersof U.S. people suffer from sleep disorders..--It is classified intoIt is classified into::11..PrimaryPrimary ((DyssomniasDyssomnias andand ParasomniasParasomnias((22..SecondarySecondary
  8. 8. Causes of 2ry sleep disordersCauses of 2ry sleep disorders--Medical conditions (pain, met dis, endo disMedical conditions (pain, met dis, endo dis((--Physical conditions (obesityPhysical conditions (obesity((--Sedative withdrawalSedative withdrawal--Use of stimulantsUse of stimulants--Major depressionMajor depression--Mania or anxietyMania or anxiety--Neurotransmitter abnormalities ( dopamine orNeurotransmitter abnormalities ( dopamine ornorepinephrine, ACH, serotoninnorepinephrine, ACH, serotonin(.(.
  9. 9. Dyssomnias (1ry sleep dis.)Dyssomnias (1ry sleep dis.)It is disturbance in theIt is disturbance in the amountamount,, qualityquality oror timingtimingof sleep. It is subdivided intoof sleep. It is subdivided into::11..Primary InsomniaPrimary Insomnia22..Primary hypersomniaPrimary hypersomnia33..NarcolepsyNarcolepsy44..Breathing-Related DisorderBreathing-Related Disorder55..Circadian Rhythm Sleep DisorderCircadian Rhythm Sleep Disorder
  10. 10. 11..Primary InsomniaPrimary Insomnia--Difficulty in initiating or maintaining sleepDifficulty in initiating or maintaining sleep..--Occurs 3x or more per week for at least 1 monthOccurs 3x or more per week for at least 1 month..--Affects 30% of the populationAffects 30% of the population..--Often exacerbated by anxiety and preoccupationOften exacerbated by anxiety and preoccupationwith getting enough sleepwith getting enough sleep..
  11. 11. Primary Insomnia (contPrimary Insomnia (cont.(.(TreatmentTreatment::11..Sleep hygiene measures (1Sleep hygiene measures (1ststlineline((22..Pharmacotherapy (for short term usePharmacotherapy (for short term use(:(:--BenadrylBenadryl--Ambien (zolpidemAmbien (zolpidem((--Sonata (zaleplonSonata (zaleplon((--Desyrel (trazodoneDesyrel (trazodone((
  12. 12. 22..Primary HypersomniaPrimary Hypersomnia--At leastAt least 1 month1 month of excessiveof excessive daytime sleepinessdaytime sleepiness notnotdue to any medical or other conditiondue to any medical or other condition..--TreatmentTreatment::11..Stimulant drugs as amphetamine (1Stimulant drugs as amphetamine (1ststlineline((22..SSRI may be useful in some patientsSSRI may be useful in some patients..
  13. 13. 33..NarcolepsyNarcolepsy--Repeated, sudden attacks of sleep during the dayRepeated, sudden attacks of sleep during the dayfor at leastfor at least 3 months3 months, ass. With, ass. With::11..Cataplexy (collapse due to sudden loss ofCataplexy (collapse due to sudden loss ofmuscle tonemuscle tone(.(.22..Short REM latencyShort REM latency..33..Sleep paralysis ( brief paralysis uponSleep paralysis ( brief paralysis uponawakeningawakening(.(.44..Hypnagogic, hypnopompic hallucinationsHypnagogic, hypnopompic hallucinations..
  14. 14. Narcolepsy (contNarcolepsy (cont.(.(--Occur in 0.02-0.16% of populationOccur in 0.02-0.16% of population..--EqualEqual incidence in males and femalesincidence in males and females..--Onset most commonly inOnset most commonly in childhoodchildhood andandadolescenceadolescence..--May have genetic componentMay have genetic component..--Patients usually have poor nighttime sleepPatients usually have poor nighttime sleep..
  15. 15. Narcolepsy (contNarcolepsy (cont.(.(--TreatmentTreatment::11..Timed daily napsTimed daily naps..22..Stimulant drugs (amphetamines andStimulant drugs (amphetamines andmethylphenidatemethylphenidate(.(.33..SSRI or oxalate for patients withSSRI or oxalate for patients with cataplexycataplexy..
  16. 16. 44..Breathing-Related disBreathing-Related dis..--Sleep disruption and excessive daytime sleepinessSleep disruption and excessive daytime sleepinesscaused by abnormal sleep ventilation fromcaused by abnormal sleep ventilation fromeithereither::11..Obstructive Sleep ApneaObstructive Sleep Apnea [OSA] which is[OSA] which iscorrelated tocorrelated to snoringsnoring oror22..Central Sleep ApneaCentral Sleep Apnea [SPA] which is correlated[SPA] which is correlatedtoto heart failureheart failure..
  17. 17. OSA risk factorsOSA risk factors::-Male gender.-Male gender.-Obesity-Obesity-male shirt collar size >17-male shirt collar size >17-Previous upper airway surgeries.-Previous upper airway surgeries.-Deviated nasal septum.-Deviated nasal septum.- retrognathia- retrognathiaLarge uvulaLarge uvula
  18. 18. Breathing-Related dis. (contBreathing-Related dis. (cont.(.(--TreatmentTreatment::11..OSAOSA::Nasal continuous positive airway pressureNasal continuous positive airway pressure(nCPAP), weight loss, nasal surgery or(nCPAP), weight loss, nasal surgery oruvulopalatoplastyuvulopalatoplasty..22..CSACSA::Mechanical ventillation with a backup rateMechanical ventillation with a backup rate..
  19. 19. ParasomniasParasomnias--Abnormal events inAbnormal events in behaviorbehavior oror physiologyphysiologyduring sleep. It is subdivided intoduring sleep. It is subdivided into::11..Nightmare disorderNightmare disorder..22..Night Terror disorderNight Terror disorder..33..Sleep Walking disorder (somnambulismSleep Walking disorder (somnambulism(.(.
  20. 20. 11..Nightmare disNightmare dis..--RepeatedRepeated awakeningsawakenings with recall of extremelywith recall of extremelyfrightening dreamsfrightening dreams..--Occurs duringOccurs during REMREM sleepsleep..--Onset most often starts atOnset most often starts at childhoodchildhood..--Occur more frequently during time of stressOccur more frequently during time of stress..--NONO SPECIFICSPECIFIC TREATMENTTREATMENT butbut tricyclicstricyclicscould be usedcould be used..
  21. 21. 22..Night Terror disorderNight Terror disorder--Repeated episodes of fearfulness during sleepRepeated episodes of fearfulness during sleep..--Episodes usually occur during theEpisodes usually occur during the slow-waveslow-wavedeep stage of sleepdeep stage of sleep..--Patients usually donPatients usually don’’t remember the episodest remember the episodes..--It usually begins with a scream and ass. WithIt usually begins with a scream and ass. Withintense anxietyintense anxiety..
  22. 22. Night Terror dis. (contNight Terror dis. (cont.(.(--Usually occur inUsually occur in childrenchildren..--More common inMore common in boysboys..--Tend to run in familiesTend to run in families..--High ass. WithHigh ass. With comorbid sleepwalking discomorbid sleepwalking dis..--NoNo specificspecific treatmenttreatment but givingbut giving diazepamdiazepam beforebeforebedtime might be effectivebedtime might be effective..
  23. 23. 33..Sleepwalking dis. (SomnambulismSleepwalking dis. (Somnambulism((--Repeated episodes of getting out of bed andRepeated episodes of getting out of bed andwalkingwalking..--Ass. WithAss. With blank stareblank stare andand difficulty in beingdifficulty in beingawakenedawakened..--Onset bet. Age 4-8 yrsOnset bet. Age 4-8 yrs..run in familyrun in family toto tendstends boyboy - More common in- More common in--The best treatment is to prevent injury inThe best treatment is to prevent injury insurrounding environmentsurrounding environment..
  24. 24. Thank youThank you

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