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Irradiation of blood - electrons vs. photons?

>Date:         Mon, 29 Jun 1998 14:26:03 +0200
>Reply-To: Medical Physics Mailing List <MEDPHYS@LISTS.WAYNE.EDU>
>Sender: Medical Physics Listserver <medphys@cwis-20.wayne.edu>
>From: Krauss Harald <harald.krauss@KFJ.MAGWIEN.GV.AT>
>Subject:      Irradiation of blood - electrons vs. photons?
>To: MEDPHYS@LISTS.WAYNE.EDU
>
>> Does anybody irradiate blood/platelets with electrons? We give 30Gy @
>> 6MV photons
>> and would like to switch to electron energies (e.g., 20MeV) because of
>> the higher
>> doserate (1000MU/min vs. 600MU/min for photons). Going to smaller SSD
>> is not possible
>> since we need the 40 by 40cm area.
>> Is there an (unwanted) radiobiological difference between electrons
>> and photons concerning
>> the irradiation of blood?
>> In some countries irradiation with energies higher than 3MV is not
>> allowed, what are the guidelines
>> in the US?
>>
>> Harald Krauss, Ph.D.
>> Institute of Radiooncology
>> Kaiser-Franz-Josef-Hospital Vienna
>> Austria
>>
>> harald.krauss@kfj.magwien.gv.at
>>
>
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