Document gbYqv6qwvGaxJQ7DOYZ76KmrN

FILE NAME: Westinghouse (WH) DATE: 1943 DOC#: WH111 DOCUMENT DESCRIPTION: Book Excerpt from The Principles & Practice of Industrial Medicine - Asbestosis jpips V The Principles and Practice of INDUSTRIAL MEDICINE Edited by ProfeFssRorE, DPrevJe.ntAihv;eManPdLInEduRst,riaMl *MDed.icine SEDICAL COLLEGE OP VIRGINIA CONTRIBUTORS ORt.isNL. .AAndnedresrosnon MRo. bHer. tKAr.onKeenhboeerg JA.nJn.aBMlo.oBmafeietljder BM.aEtt.heKwueLchuclekiesh JJ.. MA.. CCaalrhloisulne WR.ilWlar. dMMcKaceheie GDoeonraglde HE.. CCruomssming Sarah I. Morris Kenneth Morse CJohhanrlHes. FF.oEulnggeerl Frank K. Moss C. M. Peterson Augustus Gibson T. Lyle Hazlett FD.. SF.. RRoosbseitretrson Albert Hemming F. F. Heyroth WLoiulliisamScAhw. aSratwzyer Joanna Johnson R. T. Johnstone Lorin A. Thompson Fred J. Wampler George Zur Williams A William Wood Book B A L T IM O R E THE WILLIAMS & WILKINS COMPANY 1948 Copyright, 1943 T he Williams & Wilkins Company Made in the United Stales of America Published 1943 W c: Ao ' \M - p \*rZ C oWmApoVsEedRLaYndPPRrEinStSe,dIaNtCt.h e T he Williams &FOWRilkins C ompant Baltimore, Md., U. S. A. 1*^'7 uI- ,R ^ f v w'H i- **.y f?W * '* `* t* - ''' FOREWORD wiAdedrvdainssceemmiennattiionntohfeinksntoruwclteidognethofanintdhuasttrwiahlicmhehdaiscoinbetapirneesduptopothseiss taimfaei. pTuhreeliynsdtriudcatcitoicnaalnedffoinrt iitns tchliisnficiealldamspuescttisncbreefaosree ttrheemesntuddoeunstlyi,nbmotehdiinciintes mfoarythbeesctoundseidnet,rebduatsfohravthinogsereaclerievaeddyaednegqaugaetde ignentherealatrrtaoinfihnega.linNg oist sounclhy insCtrounccteiornnfeomr itnheenwtlyelfuasreefuolf. the industrial worker is no longer a matter in ethveenrewahlmenocfommperleetesleyntdimiveonrct.ed Ifrtohmasitsbehcuommaenaitavriiatanl,imcopnlcicreattieonnse.cesTsihtye dmaeynhtsasinacitnudaullsytrcyomiseswuhgegnestthiveeabosfenmceedoiefvwaelilsl-mcowndhuecntedmmeaesduirceadl dbeypathrte tchrietemrioorne otafnsgoicbilael cprriotegrrieosns oafnpdrooffitfsinaanndclioaslsoesb.tuseness when measured by neSwccieonntcifeipctdsioscfothveerrye,laintioitnssheivperofacthceeleenravtiirnognmpaecnet, thoasphbyrsoiucaglhwt belelf-obreeinugs. Ibtyisthinemeviitnabplerotvhiadtiningdupsrotrtyecttaikoen, cfoogrniitzsanwcoerokfertsh.eseTfhaectsgraenadt bsterigdueisdeidn socuirenctoifnictrikbnuotwiolnedtgoethhaevwe owrkideer'nsehdetahlethswcoilplenooft ibneducostmrimalenmseudriactieneto; bthuet poWssiebhilaitvieesnuontleeds,swwiethatrhe,eaustmphoysstigciraantisf,icaawtiaorne, othf.atht eofbrreocaednetnyeedahrsormizaonny. ocufroruicrumlae.dicWaleschhaovoelsnhoatveed,inmclourdeeodvetrra, inthinagt itnheinndeuwstroiafflemrinedgicisinbeeiinngthreeir ganarddemdolreessasanadhleinssteagsraulsuprapritngofampeladciceailntrtahienirnogs.terTohficsoauursgeusrsanwdelml oforer tihndeuwstoriraklemr eadnidcifnreoamndmwainlal agsesmuerentf.or it an increasing receptivity both from toWthaermindciovmidmuaelndcaotniotrnibiustjoursst.ly fTohrtehycohmaviengmtoadteheaesdigitnoarlocfotnhtirsibbuotoikonantdo othfehsistupdreonfetsosfiomne. dicTihneeiwr choenthtreirbhuetiboensitsi,llinindesecdh,ooal porarinticthuelaarlcytivtiemperlaycatincde eloxyisatls.service to the nation at a moment when aT.diLryelneeeHdafzolretthti,sMse.Drv.ice Pittsburgh, Pennsylvania v *1 n r y rs a h 372 PRINCIPLES AND PRACTICE OF INDUSTRIAL MEDICINE VTI. OTHER PNEUMOCONIOSES theTheexraecitsectoionlsoidgeyraobflecdeirstaaignreteympeenst oinf tphuelmmoendaicrayl lfiitberroastiusreduceontcoerdnuinsgt ianrheatlhaetiomnosotthimerptohratanntsiolifctahedsuestf.ibrAossebse.stosis, siderosis, and anthracosis Asbestosis iscIatuhsaesdbbeyemn wineultleparosbveesntotshfaitbearspienchualilaerdtbyypewoofrkleinrseainr pinudlmusotrniaersyuftiilbirzoinsigs faasbbreisctsosanfodrrtohpeesm, panaiunftasc,turoroefionfgf,irteiler,eseitsct.i,ngasmwaetlelriaasl,thinesmulaantiuofna,cctuerretaionf asbAessbtoesstoitsseislf.magnesium silicate and is the only silicate which has experi mtoensitlaicllay. been proven to produce a pulmonary fibrosis without exposure proTghreesosinnsgetsialincdoscislinaincdal tchoeurssyemopftoamsbsesitnostihseislastiemrilsatragtoestharaet iodfesnltoicwally. dFeactoalmtpeermnsiantiaotino,noirstuusbuearclluylobsyisc. omTphleicraotienngtgpenneoupmatohnoiltoisg,ycaisrdtiyop-ivcaaslcuanladr nthoattdtihffeicruolet ntotgednifofleorgeinctailataepfpreoamransicliecsosoifs.asbGelsotoysnies aanred rMeveeraelwedetthyepricstaalltye athseacgheanrearcatlerliasctikc o"fgtrroaunnslducgelnacssy"waipthpeaarfainnceep. inThehaedfmilmottslhinogu.ld Tahlwisayiss btaekceonmwpiatrhedthweisthamaefilemxpoofsaurneo. rmal patient and a film of a silicotic patient duTstheincdliuadginnogsissudffeicpieenndtspuerpioond aofdeexfipnoisteurhe,isrtooeryntgoefneoxlopgoiscuarleatpopeaasbraenstcoes, dspecurteuamsedofppualmtieonntasrynoctapyaectitrye,maonvdedthferofmindeixnpgosoufreastboestthoes bdoudsite.s iTnhtehsee aosfbcelsitnoicsablopdaiethsoalroegwye.ll dTehsecripbaetdhoalnodgyusmuaalylybilelussutrmatmedariinzemdoisnt ttehxet bsionogkles fsitbartoesmiseonft tthheatluintgcso.nsTishtseoffibaerpsemrsaisytebnet,speerongorensshiivseto,ldoigfifcuasleepxearmiailnvaetoiloanr tfoibelrieaepmpebaerdsdteodbien etnhcerufsibterdoubsywaanllsiroofn-aclovnetoaliinianngdyberlolonwchpioiglimaenndt. eaAchs would be expected, in the later stages the fibrosis becomes confluent and massive. Siderosis ofSiirdoenr-ocsoisnitsaicnhiinegflydausret dfrpeiqgumeenntltyatifoonuonfdthien luhnegmtaististuee mduineetros.inhEaxlapteiorin mentally, fibrosis has not been produced by pure iron or iron oxide dust t PNEUMOCONIOSIS 373 fainbdrosoinslryeswuhlte.n Tmhixereedfowrei,thunhlaezsasrtdhoeuspactoiennctenistraaltsioonasffoefctseidlicwaitdhussitlicdooseiss scildineircoaslisfibnydinitgsse.lf is asymptomatic and produces no roentgenological or Anihracosis typBelsacokfpcigarmbeonntaptiaornticolefsthies lcuonmgsmdouneptaortiinchualalartliyoninofressmidoeknetsanodf olathrgeer iTnhdeursetriisalsocmitieesc.onMtroovsetrsmyacroknecderbnliancgketnhiengquiesstpioronduascetdo iwnhceothael rmoirnenrost. cclaursbiovne edxupsetroimf eitnsetalfl ecvanidepnrocedutcheatappuurlemcoanrabroynfdibursotsiws.ill Tprhoedruecies fniobrocsoins. aItreisdutheetoauatnhoadr'ms oixptiunrieonofthsialitcaaldl uinssttainncthese oinfhfaiblerodsaisirinoraannthirnafclaomticmlautongrys pfirbordousicsesdnuoe ctloinicreaslpfiinradtionrgys odrisdeisaasbei.l'itAy.nthracosis is asymptomatic and REFERENCES American Public Health Association: Report (joint) of the Committee on Pneumo coniosis and the Committee on Standard Practices in Compensation of Occupa Beltti,oTn.alHD.,isIerawseisn,, YDe.a, ranBdooKk,in1o9,33E,.pJ..:10S0i.licon and dust deposits in the tissues of persons without occupational exposure to siliceous dusts. Canadian Med. Assoc. B u J., rke ,3H4 .(2E):. : 1T2h5e-13d3e,te1c9t3i6o.n of mineral particles in the sputum in silicosis. J. Ind. C oleH, yLg..,G1.,7:an2d7, 1935. Cole, W. G.: Dyspnea of silicosis: What causes it? J. A. M. A., Cum1m1i3n:s,12S1.6,L1.9:3T9h. e augmentation of action of anthracite and other dusts by dead D r i ntukbeerr,cPle., bacilli. and H a tBchri,tT. J.:. IEnxdpu.s tPriaatlhD., u2s1t:. 64M-7c0G, rFaewb-.H1i9l4l,0.1936. Ellman, P.: Pulmonary asbestosis: its clinical, radiological and pathological fea G a tures, rdner, aLn.dUa.s:soPcaiathteodlorgiyskooff stou-bcaerllceudloaucsuitnefesciltiicoons.is. J. AInmd. . JH. yPgu.,b.15H: e1a6l5t,h1, 92333:. Gar1d2n4e0r, ,19L3.3.U .: The pathology and roentgenographic manifestations of pneumo Garcdonneiro,siLs.. UJ..:AR.eMcen. tAd.,ev1e1l4o:p5m35e-n5t4s5i,nFreebla. t1io7,n1t9o40s.ilicosis. Ind. Med., 9: 45-49, GarFdenbe.r,19L4.0.U.: Studies on experimental pneumonokoniosis. V. The reactivation of healing primary tubercles in the lung by the inhalation of quartz, granite, and carborundum dusts. Am. Rev. of Tuberc., 20 (6), 833, (Dec. 1929). G H lo at cyhn,e T, S.,. R., and aTnhdo Merew mpson, Eet. hWe r.:,AE r. aRp.idAm.: eAthsobdesotof sdisu.s t Osa.m&pHlin.,g (aBnrdo cahpuprreo)x, im19a3t8e. InteqrunaanttiiotnatailonLfaobroruorutOinfefpiclaen: tPonpeeurmatoioconn. ioIsibsi,da., 1li6s:t 9o2f, 1r9e3fe4r.ences, studies and reports, series F (Ind. Hyg.), No. 15, 1932. 374 PRINCIPLES AND PRACTICE OF INDUSTRIAL MEDICINE I rwin, D. A.:The histological demonstration of siliceous material by micro-incinera K i n oti,oEn.. J.,Caann.d Med. Belt , ATs.sHoc..: TJ.h, eSsIi:lic1a35c, o1n9t3e4n. t o f tissu es, w it h and w ith o u t silic o tic lesions. J. Path. & Bact., 51: 269-275, 1940. Lanzaasb, eAst.oJs.,dMusctConontnheelllu,nWgs. oJf.,asabnedstFosehwnoerkle, rJs.. WU. :. E8.ffPeuctbs. oHfetahltehinRheaploartitos,n6o0f: McC1a, n1n9,35W. . S., et al.: Disability in pulmonary fibroses. J. Am. Med. Assoc., 103: M c 810, Nall t1,93W4.. D. : Acute silicosis. J. Ind. Hyg. & Tox., 23: 45-49, 1941. National Silicosis Conference Report on Medical Control, United States Depart NatimoneanltSoifliLcoasbisorC, oBnufellreetnince2R1,epPoarrtto1n(E19n3g8i)n.eering Control, United States Depart Natimoneanlt oSfilLicaobsoirs,CBounlfleetriennc2e1,RPeaprotr2t (o1n93E8c).onomic, Legal, and Insurance Phases, P ancUonaistte,dHS.taKt.e,saDnedpParetnmdeenrtgorfaLssa,bEor. ,PB. :uRlleoteinnt2g1e,nPolaorgtic3a(l1a9s3p8e).cts of simple sili Vorwcoaslisd,anAd. Jsi.l,icaon-dtuDbeerlcauhloasnist., AA.mB.. :RTevh.e Tinufblueernoc.,e2o9f: s4i3li,ca193o4n. the natural and acquired resistance to the tubercle bacillus. Am. Rev. of Tuberc., 38: 347-362, 1938. Chapter XXIII OCCUPATION AND TUBERCULOSIS Sarah I. Morris, M.D. facTtuubrienrgcuplorosicsesiss. noWt,hpener esnec,oaunntienretrdinsinic inpdaurtstoryf,ththeeinddisuesatsreialexmhaibniuts noSdtrififcetrleyncsepeiankiitnsgb, aisnicthcohsaeraocctecruipstaitcisonthsaonnlwyh, ewnheicnhcoeuxnptoesreedthelesewwohrekreer. ttrouulynucsounaslidceorendtaacnt wocitchupthateiotnuablerdcisleeabsaec;iblluuts w"ihnenlinweoorkfedrsutayr,e"dcraanwnit bbye dInisdeuassetreyxfirsotsm, atnhdosloewgrwouagpessoofrthpelapnotpcuolnadtiitoinonwshfearveoradhiisgehasiencdiedveenlcoepmofetnhte, cthoennseqIunednucsetsr.y mHuoswtevasesru, mtheeitesxtsrheamree ocfhrroensipcoitnysiboiflittyhefodristehaeseualtnimd aittes liot nbgecaossmoecsiatiinocnrewasiitnhgliyndduisftfricyulptretsoendtetseormmianneyitfsacetoxrasctinrecloatmiomnoshnipthatot ivnadluuesstrayraencdotnosptalanctleythsehirfetisnpgonasnidbiltihtye fpoirctthuereefbfeecctosmoefsthkeadleiisdeoassceo. piTco. day, itsItmisosatddisiestaisnecotifvtehechmaarasscetesraisntdicistswephiidchemrieonlodgeircailt pshoengoramveenaailplruosbtrlaemte obfotthheinbeamsicplopyrimnceinptleasndofinthtehedigseenaseeraal npdopiutslaetipoind.emSioolmogeyuanrdeeresstsaenndtiinalg, tmheernetfoofrea, ptoraactpicroalpecor netvraollupartoiognraomf.its role in industry and for the develop EPIDEMIOLOGICAL EVOLUTION OF TUBERCULOSIS hisTpuebreigrcruinloatsiiosniss farsomoldanatsiqmuietdyi,caalltehriisntograynadnbdeihnagsaalctecroemdpbaynitehde madavnerosne fwaacltkosrsoofflhifies, saotctaiaclkeixnigsteanncye.ageItahnads baoptpheasreexdesi.n aIllt rhaacsesb, eloencatviaornisouasnldy kofnopwennaalsiansdtiitsuetaisoenos,f tshcehofoalms,ilyan, dtheplhaocemseoafnedmrapcloeys;moefncti;tiaensdanhderseludmitys,; ritascep,riomccaurypactiaouns,e.and other factors have at various times been considered greIat tiesrathdeisemasinegolfintgh,etpheeomploer,eofwtihdeesmpraesaseds,ththeedcisloeaseser;thaendmtahsesinpgooarnedr tthhee pecaonnieodmiccivsitlaiztuatsiotnheanhdig,haesr tchiveilmizaotritoanlithya. s Ppraoragdreosxsiecda,llyev, oiltuhtiaosn aicncotmhe dfaistaealsdeisheaassefo,laloswietda,pcpheaanrgsining afrlol mpriamniaticvuetepsepooprlaeds,ictaolltyheepsidloewm,icin,sriadpiiodulsy, 375