-6Table - Thyroid Abnormalities in Exposed Rongelap People, app2arance of abnormality) cont. Subject No. and sex 61 F Present age,yr. 22 Age at exposure,yr. 8 1968 (arranged in order of Time of Deve lopment Year Age,yr. 1965 19 Findings Six to 8-mm smooth nodule left lower pole. 3/66 l-cm nodule left lobe. thyroidectomy: 40 M 43 29 1965 40 7/66 subtotal adenomatous goiter. Two-mm nodule right lower pole. 3/66 no nodul2zs detected(Reduced on hormone treat- ment ?). 59* F 48 34 1965 45 Five-mm nodule midline. 54 M 15 1 1966 13 Nodular enlargement (~1% X normal) left lot and isthmus with 2-mm firm nodule. 1968 nodule left lobe 2 cm.** 19 M 1S 5 1966 17 Multinodular soft enlargement entire glanc (~14 X normal). l-cm nodule right lower pole. 1968 new 1 cm nodule left lobe.** 36 M 21 7 1966 19 Slight nodular enlargement, entire gland. subtotal thyroidectomy: F 15 1 1966 13 7/66 l-cm nodule, not clearly demarcated at left lower pole. Many tiny nodules over surface of gland. 33 3/66 same. adenomatous goite 1968-nodule still prese 9/65 questionable irregular gland. 3/66 definite 5-mm nodule left lobe. 7/66 subtotal thyroidectomy: adenomatous goiter, Hurthle cell adenoma. 65 F 15 1 1966 13 9/65 questionable small nodule. 3/66 5-mm nodule right lobe. 7/66 right subtotal thyroidectomy: adenomatous goiter. 23 M 18 4 1967 17 1.5-2 cm nodule right lobe. 1968 slight increase in size of nodule** 15 F 21 7 1968 21 Slight nodularity both lobes. 70* F 29 15 1968 29 2-3 cm firm mass to left of thyrold** ,*** *Exposed to only 69 rads of whole body radiation and presumably proportionately less thyroid dose. **To be brought to Brookhaven National Laboratory in June 1968 for an evaluation for surgery. *kkNot included in thyroid statistics since there is uncertainty if the lesion is thyroid tissue. Bobs rs | 4728) 408 po- 225