Age Sex Dicen- ments trics Rings No. of No. of Exch- Chromosome Cells with anges Aberrations Aberrations Chromatid Breaks Isogaps Remarks* ee ee No. Frag- Exposed, 70 rad (continued) 70 gi 9 *F F M lL . 1 2 1 1 2 1 1 2 2 2 : Exposed in utero fo o_ B4 425 18 = nae pengoos Subject Unexposed F 1 25M 71 «OF 10 M 25 F 43°F 31 OM 29° «OF 1 1 1 1 1 1 1 1 3 3 3 3 3 2 1 1 1 2 3 me ee oe 1 1 1 Child of exposed * Except for Subject Nos. 3 and 64, all thyroid pathology was adenomatous goiter. Case 64 had a mixed papillary and follicular carcinoma of the thyroid. Case 3 is a hypothyroid child. me ye ee = 830 859 931 938 982 1005 1043 5 SE 9F1 105