Eye lens dose from CT brain perfusion CT exams from radiation dose in mgy Watch Video
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⏲ Duration: 35 min 81 sec ✓ Published: 16-Oct-2013
Description: 2013 AAPM Annual MeetingnDi Zhang, Toshiba America Medical Systems, Tustin, CA, 92780 UNITED STATESnFor more information about the American Association of Physicists in Medicine, visit http://www.aapm.org/nnInternational Commission on Radiological Protection (ICRP) issued a statement in 2011 decreasing the threshold for the lens of the eye to 0.5 Gy from earlier figure of 5 Gy for chronic and 0.5-2.0 Gy for acute exposures. Further, ICRP has reduced the dose limit for workers from150 mSv/y to 20