Hello Guest, Welcome to Apnea Board !
As a guest, you are limited to certain areas of the board and there are some features you can't use.
To post a message, you must create a free account using a valid email address.

or Create an Account


New Posts   Today's Posts

dark blips on waveforms
#1
dark blips on waveforms
Curiosity question: What is the cause of dark blips on downstroke of waveforms? see attached

[attachment=2310]

thanks.

Inspired
Bigwink
Post Reply Post Reply
#2
RE: dark blips on waveforms
(03-29-2016, 02:50 PM)Inspired Wrote: Curiosity question: What is the cause of dark blips on downstroke of waveforms? see attached



thanks.

Those are oscillations, if you spread out the timeline more you will see small waves. Why they are there someone else will have to answer.
I am not a Medical professional and I don't play one on the internet.
Started CPAP Therapy April 5, 2016
I'd Rather Be Sleeping
Post Reply Post Reply
#3
RE: dark blips on waveforms
They are most likely expiratory snores. Here's a table of some common shapes in flow rate data and what typically causes them:

[Image: flow_limitation_images_zpsdb148d1f.jpg]
Questions about SleepyHead?  
See my Guide to SleepyHead
Post Reply Post Reply
#4
RE: dark blips on waveforms
(03-29-2016, 03:37 PM)robysue Wrote: They are most likely expiratory snores. Here's a table of some common shapes in flow rate data and what typically causes them:

[Image: flow_limitation_images_zpsdb148d1f.jpg]

Thanks Robysue, that answers my question.

Inspired
Bigwink
Post Reply Post Reply


Possibly Related Threads...
Thread Author Replies Views Last Post
  Do these waveforms represent an arousal BigWing 2 109 03-26-2024, 01:43 PM
Last Post: BigWing
Question [Treatment] Strange breathing waveforms on ASV Hrapovik 3 559 06-09-2023, 12:30 PM
Last Post: Apnea23
  Help interpreting "Clear Airway" waveforms freemandyson 3 582 04-27-2023, 04:37 PM
Last Post: Crimson Nape
  [CPAP] Really new, left in dark by doctors ConorRyan2612 18 1,699 11-26-2021, 10:01 PM
Last Post: DaveL
  Need help with flow limits/understanding waveforms blancobonzo 4 877 09-06-2021, 07:17 PM
Last Post: 2SleepBetta
  Analysis of Oscar waveforms paxnow 29 2,522 06-20-2021, 09:10 AM
Last Post: Ratchick
  About flow limitations not solved with CPAP and waveforms on OSCAR deity999 4 1,301 11-18-2020, 12:28 PM
Last Post: deity999


New Posts   Today's Posts


About Apnea Board

Apnea Board is an educational web site designed to empower Sleep Apnea patients.