Re: Equine Radiography

[Ted de Castro <tdc@XRAYTED.COM>]

FIX THE PROCEDURE!



I am SURE that serious consideration would show that there really is no

good reason for so much personnel exposure.  These are significant x-ray

machines!



On the other hand - here's your chance for your hormetic exposure and a

trip down under!



alstonchris@netscape.net wrote:

> 

> >Date:    Tue, 15 Oct 2002 12:23:22 +0930

> >From:    "Crawford, Leonie (EPA)" <Leonie.Crawford@DHS.SA.GOV.AU>

> >Subject: EQUINE RADIOGRAPHY

> >

> >The Aushorse and Thoroughbred breeders association have recently announced

> >an X-ray policy for yearling sales to be held next year.  The policy is

> >simular to one developed by Keeneland ( USA,s biggest sales company) over

> >the last 5 years. 34 X-rays are requires for each yearling and must be taken

> >within 42 days of the commencement of sale.  Horses sold into Hong Kong have

> >42 films taken.  Some sites are having their weanlings X-rayed to detect

> >early problems that can be remedied prior to being sold as yearlings.

> >Approximately 22 films are taken.  All of the above does not include any

> >repeats required.  Recent research into how the radiography is conducted has

> >shown that: 1.All x-ray cassettes are being hand held, 2.Veterinary surgeons

> >are hand holding the portable x-ray units to do the radiography.  Having

> >seen the procedure in part, I can understand why they employ these

> >techniques. With the new X-ray screening protocol coming into force in

> >Australia, the high  number of films being taken by a small pool of persons

> >and the radiation doses of persons involved in the procedure will receive

> >should be of concern.  Does anybody have any information or knows of surveys

> >carried out to evaluate the radiation doses received by veterinary surgeons

> >in the USA involved in these screening procedures for yearlings?  One local

> >veterinary clinic here will probably do 150 to 200 horses.

> >

> >

> >Leonie Crawford

> >Specialist Radiation Protection Officer

> >Radiation Protection Branch

> >Tel: 81300715

> >Fax: 81300777

> >Email: Leonie.Crawford@saugov.sa.gov.au

> >

> >"The information in this e-mail may be confidential and/or legally

> >privileged. Use or disclosure of the information by anyone other than the

> >intended recipient is prohibited and may be unlawful.  If you have received

> >this e-mail in error, please advise by return e-mail or by telephoning 61

> >81300715."

> 

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