When to worry about centrals?

General Discussion on any topic relating to CPAP and/or Sleep Apnea.
Mogy
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Location: Edmonton, Canada

Re: When to worry about centrals?

Post by Mogy » Thu Dec 14, 2017 4:09 pm

I am not sure what this means.
"that's wonderful so you need to remember the big sticker that comes with all this cpap stuff...YMMV."
Using weight loss, general exercise, and tongue/throat exercises I managed to get my AHI down to approx 5.
Not using a machine currently.

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jnk...
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Joined: Fri Sep 19, 2014 12:36 pm
Location: New York State

Re: When to worry about centrals?

Post by jnk... » Thu Dec 14, 2017 4:12 pm

Mogy wrote:I am not sure what this means.
"that's wonderful so you need to remember the big sticker that comes with all this cpap stuff...YMMV."
Your mileage may vary. A common disclaimer for claims made. In other words, we all post here based on our understanding of our own experiences, but everyone is different, so different things work for different people in application. Your mileage may vary.

In Pugsy's case, she has a lot of miles and has an advantage with her mileage estimates. As the sailors' saying goes, 'she's wrung more water out of her mittens than most of us have sailed over.' And that is only part of what makes her a treasure here. And I'm not just saying that to butter up the moderator, either.
-Jeff (AS10/P30i)

Accounts to put on the foe list: Me. I often post misleading, timewasting stuff.

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Pugsy
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Re: When to worry about centrals?

Post by Pugsy » Thu Dec 14, 2017 7:05 pm

YMMV... what works for one person doesn't necessarily work for the next person and conversely what doesn't work for one person might work great for the next person.

We can voice our own experience but that doesn't necessarily mean that the next person or any person for that matter will have the same experience.
Too many potential variables.

Can't really compare cpap triggered centrals to centrals caused by something else and present even without cpap being used.

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Soothest Sleep
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Re: When to worry about centrals?

Post by Soothest Sleep » Fri Dec 15, 2017 9:16 am

Mogy wrote:I am not sure what this means.
"that's wonderful so you need to remember the big sticker that comes with all this cpap stuff...YMMV."
In addition to what the others have posted, I believe the origin of the YMMV phrase is the disclaimer that began to appear years ago in advertisements for car gas consumption, usually in small print, as an alert that purchasers may find their experiences with the car to be different from what the ads were touting, and a nod to the practice of truth in advertising.

Jean
O soft embalmer of the still midnight,
Shutting, with careful fingers and benign,
Our gloom-pleas'd eyes, embower'd from the light,
Enshaded in forgetfulness divine
-- John Keats

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jnk...
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Re: When to worry about centrals?

Post by jnk... » Fri Dec 15, 2017 1:15 pm

Some nice, fairly recent overviews of some of the issues related to central sleep apnea, the diagnosed condition:

https://medlineplus.gov/ency/article/003997.htm

https://www.sleepassociation.org/sleep- ... eep-apnea/
(Note the statement about sleep position that "Symptoms of Cheyne-Stokes respirations were improved by the changing body’s position during sleep. There was increased severity of Cheyne-Stroke respirations when patients were in the supine position (lying on their back). Otherwise, patients with CSA and no known cardiac conditions were not seen to have any symptom changes related to position during sleep.")

https://www.sleepapnea.org/learn/sleep- ... eep-apnea/
(Note the point attributed to Michael Coppola, M.D., a pulmonary, critical care and sleep disorders physician in Springfield, MA, who is a member of the American Sleep Apnea Association board of directors: "Aside from [heart failure] patients, about half of those suffering from CSA can be managed on CPAP alone, Coppola said. In others, he continued, the CSA patient may be assisted by a device known as adaptive servo-ventilator . . . ")

http://www.sleephealthfoundation.org.au ... Apnoea.pdf
(Note that different manifestations of the problem may be treated with different machines: "Positive airway pressure therapies can help many forms of CSA. Continuous Positive Airway Pressure (CPAP) may work. Adaptive servo ventilation is useful for periodic breathing. Sleep hypoventilation responds well to bilevel ventilatory assistance.")

Of course, all of the above is about people with CSA as a diagnosed condition, not people who have a few open-airway apneas during PAP that may or may not be counted as apneas during a PSG at a lab/center but that show up on efficacy data in a home-treatment machine. And none of this may relate to the OP's direct question or the answers given about a specific situation, but the links may be interesting in this context nonetheless, given the thread title.

And if you want to go deeper, this may be the best I've read on central apneas and classifications:

http://erj.ersjournals.com/content/earl ... 00959-2016
-Jeff (AS10/P30i)

Accounts to put on the foe list: Me. I often post misleading, timewasting stuff.