Fw: Silica, Silicon Silicone, all related to one another

[Guest guest]

Anyone on this list with kidney problems, urinating problems, bladder

infections?

I had 2 kidney infections within 6 months, and since then, occasional

burning and urgency. I just keep on eating my garlic....

Patty

From: " ilena rose " <ilena@...>

Sent: Wednesday, June 27, 2001 5:54 PM

Subject: Silica, Silicon Silicone, all related to one another

> Title: Silica Exposure Linked With Kidney Disease And Arthritis

> Epidemiology July 2001 Vol 12 No 4 pp 405-412

> 06/27/2001 01:50:02 PM

> By Rose

>

> Silica exposure may be associated with rheumatoid arthritis and kidney

> disease, suggest researchers from the United States.

>

> Research from the National Institute for Occupational Safety and Health

and

> Centres for Disease Control and Prevention in Cincinnati, Ohio, designed a

> study to examine renal disease morbidity and mortality and arthritis

> mortality in workers exposed to silica in the industrial sand industry.

This

> area had not previously been studied.

>

> Participants included a cohort of 4,626 workers. Comparing the

participants

> with the United States population, researchers also undertook analyses of

> the internal exposure response. A job " exposure matrix, " which was based

on

> more than 4,000 industrial hygiene samples, was used.

>

> Researchers found excess mortality from acute renal disease (16 deaths),

> chronic renal disease (36 deaths) and arthritis (23 deaths), all based on

> multiple cause mortality data which considered any mention of disease on a

> death certificate.

>

> By linking the cohort with the US registry of end-stage renal disease for

> the years 1977-1996, there was excess in the number of incidents found.

The

> highest was for glomerulonephritis. " Increasing end-stage disease with

> increasing cumulative exposure and the standardized rate ratios by

quartile

> of cumulative exposure were 1.00, 3.00, 5.22 and 7.79. "

>

> Based on data from the death certificates, there was a positive exposure

> response trend observed for rheumatoid arthritis. Researchers conclude

that

> these data are representative of the largest number of kidney deaths

> analysed to date in a cohort with well-defined silica exposure.

>

>

>

>

>

>