gonadal dose


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go·nad dose

the exposure dose to the male or female gonad, usually from incidental secondary radiation in diagnostic or therapeutic irradiation, or from whole-body irradiation.
Synonym(s): gonadal dose

gonadal dose

the amount of radiation received by the gonads as a result of a radiographic examination. It may vary from less than 1 mrad for a dental or chest radiograph to 225 mrad for a lumbar spine radiograph. During pelvimetry a fetus receives 800 mrad.
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05 level Table 3 Gonadal dose (G), Entrance Skin Dose (ESD) and Effective Dose (E) for the Standard kV Values for Film-screen (FS) Systems and for kV Values Corresponding to the Lower Limits of E for the CR System G * ESD E kV ([micro]Gy) ([micro]Gy) ([micro]Sv) For standard 76 610 1321 210 FS exposure factors 83 480 995 169 90 360 737 132 When lower limit of E for CR was achieved 83 190 392 66 * Averaae value of dose to ovaries and testes.