we et petty bey eet Coo EP SDas agen ong ts Gl tee tee elec ous tie le) rr EUG eee Weenw Th ee be LAESE gy pe be ry ride AL Nacew wget, eae, t wire geonywa giris, corsieteat with the ecatites adolesewut claus dui giedu. The "Lateut parted" betvecn rudiation eupoaure esd tocse Ceyolapeant for 19 of the 15 afdestons was 10 to 13 years. if +E dap fh quad feorgerd Peorsacdate ghitarve SHS ESP ap Peas deaucUpoe PRTG: in the ége range conuparable to the 19 exposed children. Mo nodules have b2en noted in the 4 children exposed in utero and in the 6 children exposed in Ailingnac. Among the original 45 subjects exposed to fallout on Rongelap at ages greeter: than 10 years, thrce abiormalities of the thyroid gland have been found up through the 1969 cxaminstioa. These abnorealities consisted ef mixed papillary and follicular carcinoma dn one, end adenonatecid goiter iim two. In the Atiinense group of 12 who were older than 10 years of age at exposure, a tunorc (neurofibroms) lateral to the thyroid glend has been found Jn one adult. Among the 54 children exposed at Utirik to fallout at ages. vo under 10 years, no thyroid abnormality bes occurred. Of the 59 Utirdk pecple exposed at ages greater then 10 years cad in whom adequate palpatory thyroid o studies were done, two had nodules. Three of 133 unexposed Ronesclep inhabi-- tants, older than 10 years of age in March 1954, have nodular thyroid glands. ’ In the fali of 1965, the routine acdninistration of thyvoid hormone to the Rengclap exposed people wes begun. This regimon was intended to decrease, if possible, Che furthez development end progression of the thyroid nodules. The dtaedicte effect of thyreld horrsne has bean the sudden narked spurt in yand development of the hypothyroid childGLOr, manifested most drevatically in statuval catn and accelerated sheletal ev? 50073339 soxucl maturstion.