IOC-Polysomnography 1 sensor checks Sa02 saturation shows cyclical pat

IOC-Polysomnography 1 sensor checks Sa02 (saturation shows cyclical pattern) EEG (checks cortical arousal) EOG (checks phase of sleep) when ofres occurs ECG (checks fluctuations in heart rate) EMG (checks vibrations in the neck during snoring) @Sensor at nose (measures air flow) 800 Belt sensors (checks chest and abdomen movements) Both moves upwards paradoxical chest abdominal movement PREVALENCE 5-15%: Middle-aged adults Adnads 20%: Elderly (n) Peak age in children: 3-8 years, corresponding to peak lymphoid growth APNEA T Obstructive Absent breathing effort > 10 sec during sleep with Persistent respiratory effort - OSA or Absence of respiratory effort-Central sleep apnea حمار →Cheyne Stoke's breathing seen in Ict DEFINITION Sean in cuf DEFINITION HYPOPNEA 00:11:35 > 30% decrease in airflow for > 10 sec during sleep with A/w 3% dip in Sa02 or Cortical arousal 00:14:16 Symptoms of nocturnal breathing difficulty/excessive daytime sleepiness with adequate opportunity to sleep And Apnea-hypopnea index > 15 episodes per hour in absence of symptoms On polysomnography ≥ 5 episodes of apnea/hypopnea per hour of sleep SEVERITY OF OBSTRUCTIVE SLEEP APNEA - HYPOPNEA SYNDROME (OSAHS) APNEA HYPOPNEA INDEX (AHI) 00:15:26 Number of apnea/hypopnea per hour of sleep OSAHS MildAHI 5-14/hr Moderate AHI 14-29/hr Severe- AHI >30/hr 25 RISK FACTORS Centripetal Obesity ↑ neck circumference Micrognathia/retrognathia

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IOC-Polysomnography 1 sensor checks Sa02 (saturation shows cyclical pattern) EEG (checks cortical arousal) EOG (checks phase of sleep) when ofres occurs ECG (checks fluctuations in heart rate) EMG (checks vibrations in the neck during snoring) @Sensor at nose (measures air flow) 800 Belt sensors (checks chest and abdomen movements) Both moves upwards paradoxical chest abdominal movement PREVALENCE 5-15%: Middle-aged adults Adnads 20%: Elderly (n) Peak age in children: 3-8 years, corresponding to peak lymphoid growth APNEA T Obstructive Absent breathing effort > 10 sec during sleep with Persistent respiratory effort - OSA or Absence of respiratory effort-Central sleep apnea حمار →Cheyne Stoke's breathing seen in Ict DEFINITION Sean in cuf DEFINITION HYPOPNEA 00:11:35 > 30% decrease in airflow for > 10 sec during sleep with A/w 3% dip in Sa02 or Cortical arousal 00:14:16 Symptoms of nocturnal breathing difficulty/excessive daytime sleepiness with adequate opportunity to sleep And Apnea-hypopnea index > 15 episodes per hour in absence of symptoms On polysomnography ≥ 5 episodes of apnea/hypopnea per hour of sleep SEVERITY OF OBSTRUCTIVE SLEEP APNEA - HYPOPNEA SYNDROME (OSAHS) APNEA HYPOPNEA INDEX (AHI) 00:15:26 Number of apnea/hypopnea per hour of sleep OSAHS MildAHI 5-14/hr Moderate AHI 14-29/hr Severe- AHI >30/hr 25 RISK FACTORS Centripetal Obesity ↑ neck circumference Micrognathia/retrognathia explain each term and tell why

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