TABLE If Analysis of Structural Aberrations Subject No, Aget Sex Frag- Dicen- ments trics Rings No. of Exch- Chromosome anges Aberrations No, of Cells with Aberrations Chromatid Breaks Lsogaps Remarks* 48 18 31 19 15 = 23 14 £ 24 23 27 36 32 34 35 37 39 40 42 49 54 58 60 13 66 18 in SH 2 2 4 3 Thyroid pathology 1 1 3 1 2 2 breaks scored for one quadriradial 1 3 1 1 | 1 3 ZF Thyroid pathology a 1 1 1 4 1 1 at time of examination, 1 2 2 1 1 1 1 1 1 2 2 i.e., 10 vears atter exposure. Thyroid pathology 4 1 vears Thyroid pathology Thyroid pathology = 9 1 1 1 1 1 2S 69 2 1 11 2 ZF 25 2 Wy 13 1 4 YS 39 2 7 30 25 61 tAve 23 ZF 55 2 ® 4 7 Ft ll 2 = 12 = Exposed, 175 rad 2 Thyroid pathology 1 Thyroid pathology