Re: Iron In Periodontitis

From	John Forkosh <forkosh@panix.com>
Newsgroups	sci.med.dentistry
Subject	Re: Iron In Periodontitis
Date	2021-12-12 16:17 +0000
Organization	PANIX Public Access Internet and UNIX, NYC
Message-ID	<sp57bn$5ig$1@reader1.panix.com> (permalink)
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Steven Bornfeld <dentaltwin@earthlink.net> wrote:
> John Forkosh wrote:
>>>
>>> 1) Increase in ferritin has potential causes other than diet
>>> 2) Association does not indicate causation.
>> 
>> Actually, re item 2, it kind of does. Not direct A-->B causation,
>> but indirect C-->A && C-->B, i.e., a (so far undetected) common
>> cause for both A and B. The typical paradigmatic example given
>> is the 100% correlation between the monsoon season in India,
>> which always begins several weeks after flowers bloom in upstate
>> New York. So NY flowers cause India's monsoons? No, but the Earth's
>> orbit around the Sun causes both. So the point here would be to
>> suggest that maybe (emphasize maybe) whatever (besides diet, as per
>> your item 1) is causing ferritin increase might also be responsible
>> for the periodontitis increase. At least, might be worth looking at.
>> 
> 
> Hi John, hope all is well.
So far, so good (quoting the captain of the Titanic). 

> You are correct of course.
I didn't mean (and wouldn't have posted) to correct you, per se.
Just wanted to suggest that the op's observation might possibly
be of some value.

> I might better have said that correlation 
> does not NECESSARILY mean causation (or not the direction of causation. 
>  A direct cause of high ferritin might be hemochromatosis. 
> Hemochromatosis is often undiagnosed.  My late wife had hemochromatosis, 
> she definitely did NOT have periodontitis.  Has that study been done? 
> Apparently yes!
> 
> https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6195524/
Thanks for the link. Too many multi-syllable words I wasn't
familiar with to make a whole lot of sense out of it, but that final
paragraph preceding _Results_, "Therefore, we hypothesized that..."
seems to suggest (as far as I could infer) that they're taking the
correlation seriously, i.e., as meaning something more than
coincidence.
-- 
John Forkosh  ( mailto:  j@f.com  where j=john and f=forkosh )

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Iron In Periodontitis tom hennessy <teamtanner@hotmail.com> - 2021-12-09 00:47 -0800
  Re: Iron In Periodontitis Steven Bornfeld <dentaltwin@earthlink.net> - 2021-12-09 10:46 -0500
    Re: Iron In Periodontitis John Forkosh <forkosh@panix.com> - 2021-12-10 08:12 +0000
      Re: Iron In Periodontitis Steven Bornfeld <dentaltwin@earthlink.net> - 2021-12-10 22:41 -0500
        Re: Iron In Periodontitis John Forkosh <forkosh@panix.com> - 2021-12-12 16:17 +0000

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