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New Theory on Explanations for Chronic Fatigue Syndrome
by Dr.
Martin L. Pall
ImmuneSupport.com
02-13-2001
Editor's Note: Dr. Martin L. Pall, Ph.D., received his Ph.D.
in Biochemistry and genetics from Caltech after receiving
his B.A. degree at Johns Hopkins University. He is a professor
of iochemistry and Basic Medical Sciences at Washington State
University. He teaches medical students and is the chief instructor
at Washington State University in the medical biochemistry
course for first year medical students.
Dr. Pall
writes that he came down with CFS in June/July 1997 after
a severe bout of Varicella zoster infection. "My CFS
was diagnosed by my primary care physician and my case did
meet the 1994 CDC criteria. So this was, in many ways, a typical
case of post-viral fatigue syndrome, sudden onset. However,
I have had an excellent recovery, over about a year and a
half (possibly due to self-medication?), and consider myself
cured. So, I don't view myself as a CFS patient. It was only
after recovery from the severe cognitive dysfunction that
I was able to dedicate myself to understanding the basis of
CFS."
I asked
Dr. Pall about his comment that he considers himself cured.
Is he not afraid of a relapse in the future? Also, to what
does he attribute the 'cure' and how does he stay healthy?
This is his response:
I became
ill with CFS in June/July 1997 and spent most of July and
August in bed trying to recuperate. The following semester,
I was able to perform at a minimal level in my teaching, taking
lot's of sick leave, living from day to day, as most of us
do. I self medicated on several things (more about that later)
but had little apparent improvement. However, the following
winter, I did improve substantially and by May was doing very
well, not completely recovered but maybe 80% recovered. A
year later, I considered myself completely recovered although
I am still self-medicating, not wanting to take any chances
of having a relapse. Specifically, over the past two summers,
I have been able to go on a series of fairly taxing Sierra
Club hikes with no post-exertional malaise. That is quite
distinct from my earlier condition where I could only walk
(slowly) circa 50 yards before having to sit down for a long
rest.
My self
medication was primarily with antioxidants (natural mixed
tocopherols, vitamin C, selenium, some carotenoids, calcium/magnesium
supplement, Ginkgo extract and coenzyme Q10). I also tried
some black currant seed oil and some choline/inositol supplements
- I did not think these helped but maybe I was wrong? I am
very careful with my diet, eating nutritionally rich foods
and antioxidant-rich foods (it would take a book to tell you
all about the food issue). I did not have any GI tract problems
so was able to tolerate both the supplements and a wide variety
of foods.
The most
dramatic effects that I saw, appeared to be from the Ginkgo
extract (this over a period of two or more months, however)
and, following that, from the Co Q10 , the latter of which
was a dramatic, within 24 hours, recovery of cognitive function.
I have never had a problem with cognitive dysfunction since
that time and am still taking the Co Q10. I am aware that
most others who have tried Co Q10 have not had as favorable
a response, and I can only think that my body was primed,
possibly by the other supplements and foods, to be ready to
respond to it.
I have
been running a clinical trial/pilot study with a physician
(Dr. Albert G. Corrado) using a series of supplements based
on my theory, and the results have been both encouraging and
discouraging - encouraging because essentially everyone who
was on the trial and was able to tolerate most of the supplements
reported an improvemnt but all reported a modest improvement,
over a 150 day period. So no one was cured over that time.
I met yesterday with a group of pwcs, a few of whom were on
the trial, and we are seeing some continued improvement (most
people opted to continue on the supplements after the trial
was officially completed, suggesting that they felt that the
supplements were helpful). One person even reported that she
was "almost normal" now about 13 months after starting
on the supplements. So, maybe there is hope.
With regard
to your question about a possible relapse, that is, of course,
the nightmare of all us who have largely or partially recovered
from CFS. All I can say is that over the past two years, I
have functioned on a completely normal level - but then, I
am still self-medicating and plan to continue doing so indefinitely.
Some of the hikes I have been on have been quite taxing -
8 1/2 to 9 mile fairly tough hikes, with substantial elevation
gains - and the results have been some fatigue afterwards,
but normal fatigue, just requiring normal resting. So I am
hopeful that this functional recovery is permanent.
Novel
chronic fatigue syndrome (CFS) theory finally produces detailed
explanations for many CFS observations
A novel
theory of the cause of CFS has been published which is supported
by diverse biochemical and physiological observations of CFS,
while providing explanations for five of most difficult puzzles
about this medical condition. The theory has been published
by Dr. Martin L. Pall (Professor of Biochemistry and Basic
Medical Sciences, Washington State University) in several
publications (1-4,9).
The theory
starts with the observation that infections that precede and
may therefore induce CFS and related conditions act to induce
excessive production of inflammatory cytokines that induce,
in turn, the inducible nitric oxide synthase (iNOS). This
enzyme, in turn, synthesizes excessive amounts of nitric oxide
which reacts with another compound (superoxide) to produce
the potent oxidant peroxynitrite. Peroxynitrite acts via six
known biochemical mechanisms to increase the levels of both
nitric oxide and superoxide which react to produce more peroxynitrite.
In this way, once peroxynitrite levels are elevated, they
may act to continue the elevation, thus producing a self-sustaining
vicious cycle. It is this cycle, according to the theory,
that maintains the chronic symptoms of CFS and it is this
cycle, therefore, that must be interrupted to effectively
treat this condition.
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