Patient Number Age at Exposure Sex Thyroid Status Age Abnormality Noted 1965 PBI, T4* 1966 1967 5.6 1968 ° 1969 76 ll M Negative (?) 4.4 75 12 F Negative 4.7 24 13 F Negative 35 13 M Negative 4.6 3.0 67 14 F Negative 6.6 6.8 39 15 F Negative 11.9 6.2 49 15 F Negative 6.6 74 16 F Negative 3.0 22 17 F Negative 8.9 12 18 F Negative 11,3 73 18 M Negative B.4 7 20 M Negative 5.3 18 21 F Carcinoma - follic- 1965 Cholesterol 1966 1967 1968 3.1 1969 Remarks Diffuse hypertrophy of thyroid 1969 T-4 3.1 - 99 - ( 34 11.7 complete thyroidectomy 1969 9 22 M Negative 10 24 M Negative 8.3 14 25 F Negative 7.1 *T-4 underlined Surgery 6.7 12.4 . ular; 8.1 216 177 6.7 161 10.7 250 6.9 11.6 2.2 3.9