Re: seeing light flashes

[rkathren@beta.tricity.wsu.edu (ronald kathren)]

Kim --

Victims of criticality accidents have reported the same phenomenon.  It
appreas to be a result of stimulation of the retina, and is real.

Ron Kathren

>Hi gang- this showed up on the medical physics list server. I remember
>hearing accounts that astronauts on Apollo missions and folks who
>inadvertantly stuck their heads into accelerator beams have seen light
>flashes, but I cannot find a references to support this. Anybody got any
>references?
>Kim.
>
>
>>Recently we have had several patients who were undergoing electron treatment
>>near the eyes report that they had seen "flashes of light, etc." during
>>electron treatment even when their eyes were closed or covered by a lead
>>shield. Has anyone else had patients who reported such phenomena and/or know
>>of any references in the literature regarding such reported phenomena?
>>Joseph D. Wise, Jr., M.S.
>>Assistant Professor
>>Radiation Oncology
>
>******************************************************************
>Kim Kearfott, Sc.D., C.H.P.
>Director of Faculty Development (College of Engineering)
>Professor and Program Advisor for Radiological Health Engineering
>Department of Nuclear Engineering and Radiological Sciences
>University of Michigan
>Ann Arbor, MI 48109-2104
>
>telephone: (313) 763-9117
>fax: (313) 763-4540
>e-mail: kearfott@umich.edu
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