[ RadSafe ] In utero dose "Alara Does Work" ?!!

Thu Apr 20 15:08:56 CDT 2006

Dr. Long,
It is careless for you to send URL link that does not
works.  

--- howard long <hflong at pacbell.net> wrote:

> "- studies of present nuclear workers have shown no
> increases in cancers."
>    
>   Indeed! Cameron showed DECREASE, recently
> published again by Sponsler.
>   Logic suggests, NOT that , "ALARA does work," but
> hormesis benefit from background radiation increased
>  to mountain state levels, at least.
>    
>   Jacobus'  logic perpetuates error, huge tax costs
> to actually deprive of "An Essential Trace Energy"
> (Cameron), - and regulators'  jobs. 
>    
>   ALARA kills.
> www.aps.org/units/fps/oct01/a5oct01.html 
>    
>   Howard Long
>   Jerry,
> I believe that the ALARA concept is based on
> minimizing unknown future risks. The solid cancers
> that was seen after such events as the radium dial
> painters and the bombings of Japan occurred years
> after the exposures. With ALARA, epidemiological
> studies of present nuclear workers have shown no
> increases in cancers. Maybe it really does work.
> 
> --- jjcohen at prodigy.net wrote:
> 
> > Michael,
> > I am an Industrial Hygienist (CIH), and I resent
> > your attempt to pin the
> > ALARA nonsense on Industrial Hygienists. ALARA is
> > strictly a Health Physics
> > invention, which IMHO was designed to justify the
> > application of absurdly
> > restrictive controls to operations involving
> > ionizing radiation.
> > Jerry Cohen
> > 
> > 
> > ----- Original Message ----- 
> > From: "Michael Bohan" 
> > To: 
> > Sent: Tuesday, April 18, 2006 3:13 PM
> > Subject: RE: [ RadSafe ] In utero dose
> > 
> > 
> > > Hello Floyd and RadSafer's:
> > >
> > > In medicine, the conservative approach (of ALARA
> > for radiation) is
> > > usually NOT advisable. ALARA is specifically an
> > industrial hygiene
> > > practice that has been bastardized by some to
> > apply to realms it was
> > > never intended for.
> > >
> > > If there is a pregnant mother, who's been in a
> > serious car accident,
> > > the risk of having an undiagnosed condition that
> > results in immediate
> > > death to the mother and/or fetus, is real. The
> > theoretical risk of
> > > even a 10 rad dose to her and the fetus are a
> very
> > small concern in
> > > comparison. Even with a dose of 10 rad, the
> > theoretical risk to the
> > > fetus is about 1 in a thousand, and it might
> only
> > be expressed many
> > > years later. However, the mortality of mothers
> > and fetuses from
> > > serious car accidents and undiagnosed trauma, is
> > immediate and probably
> > > would lead to 10's if not 100's of
> > deaths/thousand, if modern
> > > diagnostic tests are withheld due to
> radiophobia. 
> > It should be
> > > remembered that ALARA is meant to keep
> > occupational workers well away
> > > from any risk at all, even theoretical ones.
> When
> > reality strikes, we
> > > need to use a different set of standards.
> > >
> > > ALARA does have a place in medicine. Medical
> > Physicists spend a lot of
> > > time and energy making sure that all hospital
> > equipment provides the
> > > best diagnostic information for the smallest
> > necessary dose. However,
> > > ALARA should never be used to deny a patient a
> > necessary diagnostic
> > > procedure.
> > >
> > > Regards,
> > >
> > > Mike Bohan, RSO
> > > Yale-New Haven Hospital
> > > Radiological Physics
> > > 20 York St. - WWW 204
> > > New Haven, CT 06510
> > > Tele: (203) 688-2950
> > > Fax: (203) 688-8682
> > > Email: mike.bohan at yale.edu
> > >
> > > This message originates from Yale New Haven
> Health
> > System. The
> > > information contained in this message may be
> > privileged and
> > > confidential. If you are the intended recipient,
> > you must maintain this
> > > message in a secure and confidential manner. If
> > you are not the
> > > intended recipient, please notify the sender
> > immediately and destroy
> > > this message. Thank you.
> > >
> > > On Apr 18, 2006, at 2:32 PM,
> > radsafe-request at radlab.nl wrote:
> > >
> > > > I realize this. But taking the conservative
> > approach is always
> > > > advisable. Hence ALARA. The lack of set limits
> > is an issue which should
> > > > be addressed. We cannot continue to let the
> > medical world self-police.
> > > > They have proven time and time again that they
> > are prone to leaning to
> > > > one extreme or the other. The limit should
> > mirror occupational dose
> > > > except, of course in the case of limits
> > hindering treatment. All of
> > > > this
> > > > falls into the principals of ALARA in one way
> or
> > another.
> > >
> > > _______________________________________________
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> > the RadSafe rules. These can be found at:
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> > >
> > > For information on how to subscribe or
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> > and other settings
> > visit: http://radlab.nl/radsafe/
> > 
> > _______________________________________________
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> > 
> 
> 
> +++++++++++++++++++
> "A scientist's aim in a discussion with his
> colleagues is not to persuade, but to clarify." 
> Leo Szilard
> -- John
> John Jacobus, MS
> Certified Health Physicist
> e-mail: crispy_bird at yahoo.com
> 
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> 

+++++++++++++++++++
"A scientist's aim in a discussion with his colleagues is not to persuade, but to clarify." 
Leo Szilard
-- John
John Jacobus, MS
Certified Health Physicist
e-mail:  crispy_bird at yahoo.com

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