What is respiratory event–related arousal (RERA) in obstructive sleep apnea (OSA)?

Updated: Mar 22, 2019
  • Author: Himanshu Wickramasinghe, MD, MBBS; Chief Editor: Zab Mosenifar, MD, FACP, FCCP  more...
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Answer

Respiratory event–related arousal (RERA) is an event in which patients have a series of breaths with increasing respiratory effort or flattening of the nasal pressure waveform leading to an arousal from sleep that does not otherwise meet the criteria for an apnea or hypopnea.


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