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ENT|Otolaryngology - Articles

Sleep Apnea Terminology
January 3rd, 2018 - Find-A-Code
Apnea-Hypopnea Index (AHI): The average number of episodes of apnea and hypopnea per hour of sleep without the use of a positive airway pressure device. Respiratory effort related arousals (RERAs) are not included in the calculation of the AHI. Sleep time can only be measured in a Type I or (facility based polysomnogram) Type II sleep study. BiPAP: Bilevel positive airway ...

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