CONTENTS Surgical Cases ..... ... cee ceeeee f ceteesectee eenenenee e aeee Gross Appearance... 31 2 ee ee vee ee tees . Thyroid Function Tests Related to Thyroid Abnormalities and Growth Retardation...... Results of Thyroid Hormone Therapy ....... ........5. Discussion of Thyroid Findings. ................... Lees ee cote deeteteteee eee teveevet tees tte te een cetetettae ceeseeee 43 43 Integument..... Special Senses. 40 43 teens Cee ee Senet une eece ee cette tee beeeeeete 33 bette ceeeteesteaees Lovee ce eeeeceveteeteeeneneeaeens AgingStudies................ bebe ce vee ce beeeeeetee cee ee tee Methods...... 00.0... 0... 31 33 Microscopic Appearance... ee ce eee 2. ke ee te been tee cette tees 44 Cardiovascular Changes. 44 Neurological and Neuromuscular Function... 0... .. 44 Miscellaneous Tests...000 45 0 oc... cece cee ce ceeeeeee ceetttnee sce eee . Correlation of Data... o000.ccccccccccceectee cecce sete ttettnette 6 bettee cb cnneene ee Results of Aging Studies. ........ bee cette ceeseees 45 46 Discussion of Aging Studies... . .... 46 Hematological Studies 0000.00 0.0 ce ee ee 31 Rongelap Population........ .. . 51 Ailingnae Population. 54 Utirik Population. 2.000000. ce cee cerns eteeeees 54 Children of Exposed Parents... 00 .00cccccce ee ce cee cteeteeentettee oe 55 Leukemia Survey... oc ccc cece cence eeteeeeeeeete cee cies tens eneee ie seeeeteneneieeteeterte tee es 35 Statistical Analysis of Rongelap Blood Data.....0 00000 0... tees teetteneeenteeneneraeate 55 ChromosomeStudies... 000 00.0.cccee cee eee ce eee cceeceeecenetecnente ceetteees o saes 55 Other Laboratory Studies....0.0.0.0.00000 0c cceecceeteeeceetereete cesttenee 57 b cectee bee aenenee seitetieerens scene Total Blood Volume and Red Cell Volume.......00.000000ccccceccccccceeseceteteen earns 57 Test for Australia Antigen... 00.00 ccc ccccereeeeeceeenenetentetsiee eo cess tevseenteeeeseetne ce ceeeees 58 Estimation of Internal Body Burdens of Radionuclides 0.000000 ooccceeeccetteteeee cette 38 Whoie-Body Counting...0.0.00.00.0.0 ee cocci Gene cee Ge ene eerie niet eee eens 58 Radiochemical Analysis of Urine... ccc cece ceeeeceses cutest fe teeeecesacenecaesteneeenserneas 59 Results and Discussion of Body Burden Estimation... 000.000. 00.0 61 ccc eee ete eee tees Comparison of '°’Cs Levels in Marshallese and Alaskan Eskimos... 0 ............... Radiochemical Analysis of Coconut Crabs..... ....... 63