Ee oop tnt G5 WA LER et aS eid * wee etaneTey re ; ‘ Tear Fr* e” ont ; aM ~ . Te . for * Nee eny ee, Qin wet. Humese ¢ . yo wo. ‘ oe ge iyoe Csliivamis AP a bani as - . . . _ . Le we BPSikeLOBGuaaes, KesWaskee fe ee ”* Jack Clerk, J-DO COMM Subjects Routine Physical Ervaminations far Tost Personnel Symbol: . gyzgg33 Fe Date: March 7, 1952 RG 826: US ATOMIC ENERGY - T. L, Shipmen, M. De - - Be | . 4 30, _ BEST COPY AVAILABLE ~ A certain amount of ccafunpion and saze mieunder'atending has recently erison over what appears toba e change in policy ooncsrning physical exan roqvire + mute for these meubers cf tho Laboratory staff participating in tost operes tions olther at NFG or Eniwotak. Thie momo is to explain tha position adop:ed by H Divisian and to outline the procedure which wo propose to follcw. It is obvious that physical examination roquirersats for militery perse:nal, civilian perticipants, end construction workers who ere to pertinipate ace tively in test operetinas and who will ontor caiteminated aercas shoud, in: so far as it is reagon:.ble and proper, be wiforn, The ajlitary bac elvesd:7 . stated its requirezents which will bo found in the Hanghogs of Atavic Naane Sor Uesice’ Officers which wos published in Juco, 1951, and which applias.to the / Aray, tho Havy,.and tio Air Farce, In additic: to the ordinary physica, axwde nation procedures, which ere designed to assuro that the individual is in | (1) urinatysis; (2) camploto blood crust; It fs stated In this handbock that "Lf a similar exami~ notion bas bees condusted during the mst three months, a repent axeninatic. will not ba necessary, provided a resard of such exrnization fir mafntcined on file.” Tho handboulk gous on to list certain physical regui:areni.s, doe vinticon fron vhieh weuld disqualify a peraca freon werk invalvirg expamrceo ty radiation, With only ane af these roguiremonts con we arbitrarily disarae it is stctod that a totel rod blood coll count above 6.§ rillicn would dis» qualify; such a bleod cant is fairly cama et Los Alazos beetvga of the altitude, bary. SYA kc fer es Loa plano porammel ia coacerned, we will oj.se disarreo with tho stipulation that chost Xereysa en often aa every three corths mght be ncccs - ORITY OF DOE/ oa ocedurss are also riquired: ¢3) cheat Jerays CONFIRMED TOBE UNCLAS@IFTIED avoarage good hoelth and without obvious physical dinability, the fallowing For Lebocatary workcrs under 45 yecra of age wa do nct }-ropese to do resting chest XI-reye, ofteucr than once a year, and for thoso ovor 45, oftcn-r than once in six mmths, We shsll aj.co use cur disorctian dn the froquancty cf Om blood ocinte and the coopleteneoo of physical ev:azinations, but in geacral Ss we will not depart fran the spirit, af the Jn; wo nuat be able to assur th’ teat dircetor and a tack farce comuzncer that tliose boing sent to tho tr-s: =x arac are procuusbly an2 to the best af our kncewlcdge in geod bralth and in & & atoquate physien? conditio to withstand the rizars of the werk. LS It micht bo well et this timo to digress mecent-rily to cactaldcy the qu- ScS tion of chest Yarays. The usun} chest Xeray te!:on with stenderd equipusing the amsll sised film, delivers to the int!idval’s chast a doso pS cS «4. evorsgos fren 250 to 300 ur. Tho axpesure with the wd alized 14° xi filz is slightly less, In both cases the equip-wnt is shieldec so thet tho o=pesure to otaer parts of the body is mininal ond insiewficert. It is gercretly held by the best authorities in the cauntry thet such -posurcs i > para ibe, is - eto ep ee TAR ee