Contents BACKGROUND..0oooo ccc cece teen centre cteeteeeneee cote cnenetee eens cages tscagtaessnneesenee 1 SUMMARYOF PAST FINDINGS.....0.0..0000ccccececceeecc cece cee ceeeeeee eter ee cent eeeenses tree teeeeeaa 1 Penetrating irradiation..........0. 0c eee eee cee en eeeeeteereereteeeneeneenaas 1 Beta irradiation of the skin... cece ccceeeeeenneetceeesceteseterseeneeeeneenes 2 Internalirradiation .......00..... 0c cecce ccc eee ecceecneeeeee ences ceateseneeneeaeaesentonnes 2 PRESENT SURVEY ......o.ccc ccc cceecceceescee cece ceeceseseeseceseeecneeseeessesnteeessteecsesnasiees 3 INTRODUCTORY MATERIAL..........0cccccscceseececeseceneesetecseecneeeteseaesetetessseeesensenevaes 3 EXAMINATIONS. 00000. c0ccceeccececuccccenencececcuseeceeecneeeescaccecaeeseeeeseteseniseestsaesesienneesaneaes 5 RESULTS.000. csc cec cece cece cent cece cee cnet ceeeevensesnsenieenerenes cuecneterssnaesnr ease senteneeeeaetieges 6 Interval history... eee ence eee eee rete ee tess teteee seeetieaseeeseenee ss 6 Physical findings.........00.00c ccc cceeseseceeeeeeceees cee eeecee crevasses see sateaeeeeaeennees 7 Growth and development... ieee ec cece tee eat tnee ease ee ettaenieneeteeenes 7 Ophthalmological examinations... center ete eee 9 Examination of the skin........00. cece cece cence cence ceee seve ueeeesieereeeesenaees 9 Laboratory examimations........ 000. ccc cece cnceeteee tenet cee seneeetetesaatenere 10 DISCUSSION(0... ccc ccccccccccce cece cneccete cee acesseensecaeececseceeseaeeeecnieeestescerecseesenenesneres 16 ACUTE AND SUBACUTE EFFECTS......0.0.0ccccceesccseceteeeee ceveceneeteaseneeneseeeneeciaeessneeeges 17 Penetrating radiation..........0..0cc ccc ccccece cee eceneeee tet ee cent cree see tetnecesesennaes 17 Superficial beta radiation exposure........0..0.0.cccceceeeesete crete ee teneeenees 19 Internal radiation exposure... ec cee cere ceaeeeeee ees eareneeeennenens 19 LATE EFFECTS... 0.0.0c0ccccceeeceesscen sect ccneaeeeceeceeeeeseeececeusnrenseeecneensisevseseeaesteaesaeesse eg 19 Penetrating radiation... ice eee see ceee cree eee e cere cnee cae setesnaeeeenaeneas 19 Superficial irradiation of the skin... 0.0 occ eee reese ee tetteenees 20 Internal radiation... ccc ccc ceeeeeee cee ee cee ete eese scenes aeenseseereneeaenaeeas 21 REPATRIATION OF THE RONGELAP PEOPLE. ...00.....000c:cccececccceeceeneneeceeeeteeteeneetens 21 CONCLUDING REMARKS...0.0..0cccccecsccceecee cece cece seeseeencseceneesaneeeeeseenetceeaesetessasengessaes 22 SUMMARY0 ooo cccc cece cese cee t tee cence tee cesensaeessecsteneeeesesseesaeectecniessetrensevaeserens 22 ACKNOWLEDGMENTS... oocccc cece cccecteeeees ce eneeeeeeeeeceseneees coresertneessneaeas 24 REFERENCES.0.o..occcecccccecceeee cee eecee cece eeeeseeseseeaeceeesecseesteteneneettneetessetesstesensensn 24 ili