[ RadSafe ] Sunlight exposure loweres lymphoma risk

[John Jacobus]

Isn't biology fun.  All cancers are not created equal.

--- Marcel Schouwenburg
<M.Schouwenburg at TNW.TUDelft.NL> wrote:
> Sunlight exposure reduces lymphoma risk
> By Angelo DePalma, MedPage Today Staff Writer
> Reviewed by Zalman S. Agus, MD; Emeritus Professor
> at the University of 
> Pennsylvania School of Medicine 
>
<http://www.medpagetoday.com/reviewer.cfm?reviewerid=30>
> February 02, 2005
> http://www.medpagetoday.com/tbindex1.cfm?tbid=436
> 
> For unknown reasons cases of malignant lymphoma have
> tripled over the 
> past 40 years. One hypothesis, which connects
> sunlight exposure to 
> increased risk, has been dispelled by researchers
> from Sweden's 
> Karolinska Institute and Uppsala University. Writing
> in The Journal of 
> the National Cancer Institute, Smedby et al have
> uncovered a negative, 
> statistically significant correlation between
> exposure to sunlight and 
> subsequent development of malignant lymphomas. The
> study shows that UV 
> exposure from the sun and other sources apparently
> reduces risk, 
> particularly for non-Hodgkin's lymphoma, by up to
> 40%.
> . . . 
> Curiously, in this study a history of skin cancer is
> associated with a 
> doubling of risks for both Hodgkin's and
> non-Hodgkin's lymphoma. The 
> authors conclude that this association is probably
> independent of UV 
> exposure.
> . . .

+++++++++++++++++++
"Embarrassed, obscure and feeble sentences are generally, if not always, the result of embarrassed, obscure and feeble thought."
Hugh Blair, 1783

-- John
John Jacobus, MS
Certified Health Physicist
e-mail:  crispy_bird at yahoo.com

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