Ohs Flashcards
Define ohs
Presence of obesity bmi 30
Chronic alveolar hypoventilation with day time hypercapnia awake 45
Sleep related breathing disorder in absence of any other causes of hypoventilation
Day time hypercarbia 10 more than night
Cor pulmonale, phtn,
Ohs
Inadequate compensatoru ventilation response to offload the co2 taht accumulated during apnea and hypopnea events in sleep
Parasomnias
Abnormal movt or behaviours in sleep or during arousal from sleep
Parasomnias seen in nrem
Confusional arousal
Walking
Terrors
Rem
Begavioural
Sleep paralysis
Mares
Mx
No specific rx Protection If frequent/violent- tca ,bzd/melatonin If resistant- clona+melatonin Iron- rls/plm
Narcolepsy
Tetrad
Chronic eds+symptoms of sleep disordered breathing
Ass with cataplexy
Tetrad- eds+cataplexy+sleep paralysis+hallucinations
Diagnosis of narcolepsy
History
Subjective test - ess
Objective- mslt
Psg for soremps
Diagnosis of narcolepsy
History
Subjective test - ess
Objective- mslt
Psg for soremps
Diagnostic criteria
Mslt morethsn 8min
Sorem morethan 2
Sleep onset random eye movements
Mx
Scheduled naps during day
Modafinil
Cataplext- sodium oxybate/tad
Periodic limb movt disorder
Stereottpical flexion, extension nocturnal myoclonus
Series of >_ 4 MOVT with 8mm amplitude ina row lasting 0.5 ti 10 sec and recurrence every 5-90 sec
Plm index
Rx
No of plm/hours of total sleep
More than 5- abn
Dopaminergic drugs
Restless leg syndrome
Urge to move legs ,sometimes involves disturbing sensation in limbs ,motor restlessness with inactivity
Relief with movt
Worsen in evening
Rx
Dopa Iron Anti confulsants Sleep hygiene Yoga Exercise