~~ ‘Eu UNITED STATES ~ ABO 26 ATOMIC ENERGY COMMISSION WASHINGTON. O.C. MAY 12 wsy tm es - MEMORANDUM FOR CHAIRMAN SEABORG aan Lo all ToT Nt THROUGH ‘GENERAL MANAGER 8fe~- =) SUBJECT: 20565 “-f US DOE ARCHIVES 326 U.S. ATOMIC ENERGY ——___| RG__egremission— Collection SECRETARIAT :-*. . COMMISSIONER JOHNSON COMMISSIONER NABRIT COMMISSIONER RAMEY ©. COMMISSIONER TAPE - yd Box_ _ — CU {Folder MRES4 Now.¥. RECENT INFORMATION ON THE ‘STATUS:pF THYROID DISEASE IN THE MARSHALLESE EXPOSED TO FALLOUT FROM THE BIKINI TEST OF MARCH 1, 1954 Since our lest memorandum on this subject Gated January 17, 1967, the complete annual medical survey of the people of Rongelap Isiand has been carried out by a team of physicians from the United States and tne Trust Territory headed by Dr. Robert A. Conard of the Medical Department of Brooxnaven National Laboratory. One new case with a thyroid nodule was discovered. This additional case was in a i7-year old boy who had been eway on an outlying atoll and, conseguently, had not been examined for several years. At this time, in the group exposed at an age of less than ten years, 16 of a total of 19 children (84 percent) have Geveloped thyroid pathology. children, two have displayed hypothyroidism. Of these 16 It appears that these two boys showing growth retardation have had a spurt in growth under treatment with thyroid hormone. : - The remaining 14 children have had thyroid nodules. Nine heve seen treatec surgically. These nine children plus two acults who heve received surgery were all found to be in good conGition with no further apparent thyroid abnormalities: Five children with thyroid nocules are receiving tnyroid medication. The tnyroic nodules in two of these eniidren snowed significant regression; of the other three, one is the new case, and the otner two children are not felt to have received en ageguate trial on this therapy. A decision regarcing surgery bes been postponec until intensive thyroid hormone medication can be tried. Dr. Conard reports no other noteworthy mecical finGings ané so ususuel illimesses or aiseases tnat could be reileted to raciation efrects. BEST COPY AVAILABLE ec: Secretariat (2 GM (2) A x Me C. L. Dannemt, M.D., Director Division of Biology end Medicise —

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