From: GB on

"Victor S. Miller" <victor(a)algebraic.org> wrote in message
news:m37ieb45lc.fsf(a)algebraic.org...
>>>>>> "Victor" == Victor S Miller <victor(a)algebraic.org> writes:
>
> Victor> Last night I decided to go back to trying my F&P HC431 FFM,
> Victor> which I hadn't used in a while. First I decided to try a
> Victor> medium insert (I had been using a large before after a lot of
> Victor> fooling around). I've come to the conclusion that I had the
> Victor> mask not seated properly before because the medium insert
> Victor> seemed to work ok, with very little strap tension. There was
> Victor> a really minor leak around my chin, but nothing too much. I
> Victor> feel asleep, and awakened about 7 hours later by a noise. I
> Victor> had forgotten how to release the mask (pull the "emergency
> Victor> cord") and so ended up just pulling off the headgear without
> Victor> unspapping it. The mask was leaking slightly, but the bridge
> Victor> of my nose was slightly tender. So that's the good news.
> Victor> However, even though I've been up now for almost 5 hours I
> Victor> feel almost hung over -- certainly more sleepy than I have
> Victor> felt in quite a while. I remember that that was happening to
> Victor> me last year when I was using the HC431 every night, and it
> Victor> just didn't go away. I've learned that it might take a really
> Victor> long time for me to feel less sleepy, but why should I be
> Victor> feeling much more sleepy? Could this be an indication of
> Victor> something else wrong such as central apneas?
>
> I should add that I visited the doctor in my sleep clinic (diplomated
> in sleep medicine, a pnemonologist), and told him about this. His
> reaction was to pull out charts from my titration (which, I think
> didn't go too well -- I slept for a grand total of a little over an
> hour), and pointing out that when I had the mask on at the indicated
> pressure that my apneas "went away" and had no central apneas. He
> said that if it keeps up he might prescribe provigil (which I think is
> a cop-out). If nothing else I think that my sleep structure --
> sleeping 7 hours without awakening is much different than it was
> during the titration.
>
> Victor
>

Hi Victor

I guess one night is not a lot to judge it on. What has changed, just a
change of mask?

Regards

Geoff