What is the definition of mixed apnea?

Updated: Sep 15, 2020
  • Author: Himanshu Wickramasinghe, MD, MBBS; Chief Editor: Zab Mosenifar, MD, FACP, FCCP  more...
  • Print
Answer

Mixed apnea is an apnea that begins as a central apnea and ends as an obstructive apnea (see the image below).

Mixed sleep apnea. Note that the apnea (orange arr Mixed sleep apnea. Note that the apnea (orange arrow) begins as a central apnea (effort absent; red double arrow) and ends as an obstructive apnea (effort present; green double arrow). Note the arousal (blue arrow) that terminates the apnea and the desaturation (purple arrow) that follows.

Did this answer your question?
Additional feedback? (Optional)
Thank you for your feedback!