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Article #130: X-Rays - What You Don't See & Feel Can Hurt You

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There is little doubt that x-ray repair mechanisms. High doses that kill
technology (x-rays, CT scans, cells, preventing them from unbridled
fluoroscopy) in medicine has done much reproduction (cancer), might be better
good and is an invaluable diagnostic than the low doses. But high doses create
tool. Although I seriously question its low dose scatter and more widespread
usefulness as a therapeutic tool (e.g. potential damage.
cancer radiation therapy), that will not How's that for a confusing mess?
be the focus of this article. The point is that even the experts aren't
X-rays are high-energy nuclear emissions sure of the degree of damage. But they
that have the ability to pass right all are sure of the damage. We should
through tissue and leave an image on a take the hint.
film, called a radiograph (the film Unfortunately technicians and
itself is not an "x-ray"). Less emission radiologists do not always critically
gets through denser tissue like bone, and control x-ray dosing. They are concerned
more goes through soft tissue to darken with diagnostic images that are easy to
the film. This results in the contrast, read, not so much with what the x-rays
the picture of our insides, seen on the are doing as they are not so gently
films - light areas are dense tissues, perambulating through your tissues. Since
darker areas are less dense. adverse effects are not immediate and
That little lesson in radiology aside, would be impossible to tie to the
it's what the x-ray does as it passes techniques used, caution can be pretty
through the body that should be of much thrown to the wind. People do not
concern to all. The high-energy x-ray always behave in your best interests if
particles can wreak havoc on their there are no consequences to them for
journey through tissue. When they hit their actions. I am not saying this
electrons they confer upon them high always occurs and that medical personnel
levels of unnatural energy. Like a bull are not concerned for your safety, just
in a china shop, these electrons can alerting you to the fact the door is wide
cause mutations including deletions and open for sloppy work.
translocations of DNA material. The It is estimated that dose reduction, beam
wreckage is often beyond the capability collimation (control), rare-earth screens
of DNA repair mechanisms. The resulting and filtration, carbon fiber materials,
instability of the chromosome is a more extensive lead shielding, decrease
precursor to cancer. Cancer is, in in contrast resolution and use of a
effect, the inability of a cell to any pulsed system in digital radiography and
longer know its place and behave within an array of constraining techniques in
its normal constraints. The control fluoroscopy could reduce exposure by
mechanism for cell behavior is the several fold.
genetic material with which x-rays and That's what they can do. What you can do
their misbehaving electron progeny play is not submit to x-rays unless absolutely
havoc. necessary. Don't run to the emergency
This sounds like free-radical activity, room every time you stub your toe or feel
but is different in that it is far more an ache. Don't do everything physicians
energetic and potentially damaging. The say without question. Find dentists who
body has mechanisms in place to scavenge will only take x-rays when it can be
and quench free radicals, but x-ray proven to you it is absolutely necessary.
energy is several orders in magnitude Offer to sign liability waivers if they
beyond those neutralizing capabilities. want. Tell them you have already had too
X-ray mutational damage can kill a cell many x-rays and you know the dangers are
or alter it. If the cell is altered, that cumulative.
change stays with it since the genetic The bottom line is that the vast majority
material will replicate the error. If of x-rays are unnecessary and physicians
more damage to the genetic material know it. Any experienced practitioner can
occurs, the results are additive. usually tell you what's wrong (usually
Remember that. Radiation damage is nothing that will not cure itself with a
cumulative. It never goes away, it is little time) before they even see you,
just added to until the cell dies or the and with a little history taking and
genetic aberration results in cancer and palpation (touchy-feely) they can get
resultant organism death. even closer. But they are hesitant
There is NO safe level of radiation. It (understandably) to give you their
is a risk versus benefit game as is all experienced wisdom because they are
of medicine. worried about their liability (rightly
There are those within the medical so), not your chromosomal damage which
community who argue (with substantial will not show up for years and would by
supporting data) that the 300 million or then be impossible to relate to their
so x-rays taken each year add up to a x-rays.
very significant factor in cancer So you must take control over your own
mortality and even atherosclerosis. The body. You make the decision about x-rays,
latter is a result of mutational damage and any other medical intervention for
in the endothelium (coronary blood vessel that matter, by getting informed.
wall) to create a mini tumor nidus from Weigh the risk versus the benefit. And
which an atherosclerotic plaque emerges. remember, any medical intervention is a
Since x-rays always cause damage, and the risk.
damage is related to the number and References:
strength of exposures, the obvious Gofman, JW, Radiation from Medical
solution is to have fewer x-rays and Procedures in the Pathogenesis of Cancer
lower dose x-rays. But don't get real and Ischemic Heart Disease: Dose-Response
comfortable with that either. Recent Studies with Physicians per 100,000
research has shown that repair of low Population, Committee for Nuclear
dose radiation damage to genetic material Responsibility, San Francisco, CA, 1999.
may be ignored or delayed by cellular






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