PATHOLOGIE DES STRUCTURES Chapitre 5 Pathologie Des Structures

Dblpctra 1 7 ^ltbkfkjca mas Ttrudturas

^ltbkfkjcass mas Ttrudturas ^ltbkfkjca Ttrudturas (8><5/8><:)

Dblpctra 1 7 pltbkfkjca mas strudturas s trudturas <. Cotrkmudtcko 7 ^kur rãmucra fl vufoãrlhcfctã mas sãcsias sur fas strudturas cf elut dkipraomra m'lhkrm fa mãvafkppaiaot mãvafkppaiaot mas komas scsicqua at faur aeeat sur fas f as strudturas. Mlos da quc suct ko vl ãtumcar quafquas pltbkfkjcas mas strudturas mua lu sãcsias

8. FAT KOMAT TCTIC\QAT 7 Fl erãquaoda ikyaooa m–uoa vchrltcko paut vlrcar ma pfus ma 1>> Bz î ikcos ma >,>< Bz safko fl oltura ma f–ãhrlofaiaot m–krcjcoa, fl dkipldctã mu iltãrclu trlvarsã at fl mcstloda plrdkurua. Fas vchrltckos mlos fl jliia ma >,< î 8 sadkomas ma pãrckma (e 9 >,1 î <> Bz) leeadtaot fa pfus fas hètciaots dkurlots. Ao elct, î f–krcjcoa, fa spadtra mas erãquaodas ma fl vchrltcko ast trâs ãtaomu. Fa ecftrlja mas blutas erãquaodas sa elct prkjrasscvaiaot safko fa dbaico plrdkuru at fas iltãrclux trlvarsãs 0 fas iltãrclux lrrçtaot mas erãquaodas m–lutlot pfus hlssas qu–cfs skot pau dkipldts. Ko mcstcojua maux jrloms typas m–komas ãicsas plr uo sãcsia 7 fas komas ma ekom, daffas quc trlvarsaot fl ]arra at quc dkipraooaot fas komas T at ^, at fas komas ma surelda, daffas quc oa sa prkpljaot prkpljaot qu–î fl surelda at luxquaffas lpplrtcaooaot, ao plrtcdufcar, fas komas ma Fkva at ma Xlyfacjb.

8.<.Fas komas ma ekom ku ma vkfuia 7 Cf s–ljct m–komas dkurtas at trcmciaosckooaffas quc prkjrassaot ao prkekomaur at rlpcmaiaot.

l. Fas komas ^ ku komas prcilcras ku komas ma dkiprasscko ku komas fkojctumcolfas

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das komas ma dkiprasscko lsscicflhfas lux komas skokras sa prkpljaot mlos tkus fas ãtlts ma fl iltcâra. Fas plrtcdufas sa mãpfldaot safko uo ikuvaiaot lvlot-lrrcâra mlos fl mcradtcko ma fl prkpljltcko ma f–koma sc hcao qua fa mãpfldaiaot mu skf quc lddkipljoa faur plsslja sa elct plr mcfltltcko at dkiprasscko suddasscvas, plrlffâfaiaot î fl mcradtcko ma prkpljltcko ma f–koma. Das komas skot fas pfus rlpcmas (5 ì/s prâs ma fl surelda) at skot aorajcstrãas ao praicar sur uo scsikjrliia. Affas skot raspkoslhfas mu jrkomaiaot skurm qua f–ko paut aotaomra lu mãhut m–uo traihfaiaot ma tarra.

h. Fas komas T ku komas sadkomlcras ku komas ma dcslcffaiaot ku komas trlosvarslfas 7 das komas ma dcslcffaiaot oa sa prkpljaot qua mlos fas skfcmas. Fas plrtcdufas ksdcffaot mlos uo pflo vartcdlf, î lojfa mrkct plr rlppkrt î fl mcradtcko ma prkpljltcko ma f–koma sc hcao qu–î faur plsslja, fas ikuvaiaots mu skf s–aeeadtuaot parpaomcduflcraiaot lu saos ma prkpljltcko ma f–koma. Faur vctassa ast ao ikyaooa <,: ekcs pfus faota qua daffa mas komas ^ at affas lpplrlcssaot ao sadkom sur fas scsikjrliias.

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8.8.Fas komas ma sureldas 7 Cf s–ljct m–komas pfus fkojuas at pfloas quc sa prkpljaot p rkpljaot pfus faotaiaot qua fas komas ma vkfuia, at ao surelda.

l. Fas komas F ku komas ma Fkva 7 fa mãpfldaiaot ast assaotcaffaiaot fa içia qua dafuc mas komas T slos ikuvaiaot vartcdlf (ksdcffltcko bkrczkotlfa). Lussc oa fas aorajcstra-t-ko qua sur fas dkipkslotas bkrczkotlfas mu scsikiâtra. Affas ciprciaot lu skf uo ikuvaiaot ma vchrltcko fltãrlf ku ãhrlofaiaot bkrczkotlf quc ast fl dlusa ma okihraux mãjèts lux ekomltckos mas ãmcecdas. Affas sa prkpljaot î aovcrko = ì/s.

h. Fas komas ma Xlyfacjb

skot lsscicflhfas î uoa vljua. Faur ikuvaiaot ast dkipfaxa, î fl ekcs

bkrczkotlf at vartcdlf, saihflhfa î uoa affcpsa. Lussc datta koma ast-affa aorajcstrãa sur fas trkcs dkipkslotas mu scsikiâtra. Affas skot ikcos rlpcmas qua fas komas ma Fkva. Fas vchrltckos aojaomrãas plr datta koma muraot pfuscaurs icoutas. Fas komas ma surelda kot uoa vctassa ma prkpljltcko ma <,1 î 1 ì/s mlos fas tarrlcos dkipldts ku rkdbaux at ma >,1 î <,1 ì/s mlos fas tarrlcos iauhfas.

Ecjura 7 fas komas ma surelda

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Fas komas T at fas komas ma surelda, ciprcilot lu skf mas ikuvaiaots dcslcfflots, ekot fa pfus ma mãjèts.

4. Dkipraomra fas aeeats mas sãcsias sur fas dkostrudtcko 7 Fas traihfaiaots ma tarra skot jãoãrlfaiaot prkvkquãs plr mas komas scsicquas olcsslot fkrs ma mãpfldaiaots slddlmãs ma fl drkðta tarrastra mlos uoa zkoa ma ruptura (elcffa ldtcva). Mas komas ma mcvarsas olturas at vctassas plrdkuraot mceeãraots dbaicos lvlot m–lttacomra uo scta at ma skuiattra fa skf î mcvars ikuvaiaots. Fa skf vl at vcaot rlpcmaiaot mlos tkutas fas mcradtckos mu pflo bkrczkotlf, lcosc qua mlos fa saos vartcdlf, ilcs mlos uoa iasura jãoãrlfaiaot ikcomra. Fkrsqua fa skf ksdcffa rlpcmaiaot, fas ekomltckos skot aotrlïoãas mlos fa ikuvaiaot, tlomcs qua fl plrtca supãrcaura taom, mu elct ma sko coartca, î rastar fî kó affa sa trkuva. Da pbãokiâoa kddlsckooa m'cipkrtlotas vchrltckos at mas pbãokiâoas scicflcras î fl rãskoloda aotra f–kuvrlja at fa skf, m–kó f–lpplrctcko ma ekrtas skffcdctltckos cotaroas. Cf ao rãsufta erãquaiiaot mas mãekriltckos pflstcquas ma fl strudtura pkrtausa, quc paut suhcr m'cipkrtlots mãjèts at dãmar fkdlfaiaot, vkcra s'aeekomrar tktlfaiaot mlos fa pcra mas dls.

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F–lfãl scsicqua mãpaom ekrtaiaot ma fl sctultcko jãkjrlpbcqua. Ilcs f–aeeat ma scta paut çtra aodkra pfus cipkrtlot qua fl pksctcko jãkjrlpbcqua m–uo kuvrlja. Fas plrliâtras dlrldtãrcslot fas ikuvaiaots mu skf pkur uo sãcsia ma iljoctuma mkooãa at pkur uo scta mkooã pauvaot mcvarjar flrjaiaot. Cfs mãpaomaot ma okihraux plrliâtras, dkiia fl mcstloda, fl mcradtcko, fl prkekomaur at fa iãdlocsia ma fl zkoa ma ruptura ma fl drkðta tarrastra (ekyar), ilcs lussc mas dlrldtãrcstcquas fkdlfas mu skf (ãplcssaur mas dkudbas, vctassa mas komas ma dcslcffaiaot). Ao dkiplrlcsko lvad fas skuhlssaiaots rkdbaux, fas skfs iauhfas pauvaot lipfcecar fas ikuvaiaots scsicquas ma ilocâra dkoscmãrlhfa. \ulot î fl rãpkosa mu hètc lux ikuvaiaots mu skf, affa mãpaom ma dlrldtãrcstcquas cipkrtlotas prkpras lux kuvrljas (erãquaodas prkpras, typa ma strudtura pkrtausa, mudtcfctã mas ãfãiaots, atd.). D–ast pkurqukc cf dkovcaot ma dkodavkcr fas dkostrudtckos ma elêko î dkuvrcr mas codartctumas at mas vlrcltckos dkoscmãrlhfas.

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^ltbkfkjcas mas Ttrudturas (8><5/8><:)

=. ^L]BKFKJCA MAT HL]CI O]T AO AOMKIILJ T ^LX ^LX FAT T CT AT =.<.Ilêkooarca Oko Xaoekrdãa Mlo Ml os fa fas hè hètc tcia iao ots î pfu pfussca cau urs ãtljas, fas mlffas mkcvaot sa dkipkrtar dkiia as vkcfas prltcquaiaot rcj rc jcm cmas as.. Aff Affas as sa sark rkot ot ra rafc fcãa ãass lva lvadd t us fas ãfãiaots ãfãiaots pkrtaur pkrtaurss vartcdlux vartcdlux ma ilocâr ilocâra lpta î trlosiattra mas aeekrts trlodblots, pkur jlrlotcr uo aeeat ma ma mclpbrljia. mclpbrljia. Lcosc, affas affas sko î içia m–lssurar fl skfcmlrctã aotra fas dkipkslots

los fa pfl flo o bkr krcz czk kot otllf at at pa pari riaatt ttaaot ma rãplrtcr fas ekrdas at fas

mãpfldaia mãpfl daiaots ots aotra aotra fas mceeãrao mceeãraott s ãfãiaots ãfãiaots pkrtau pkrtaurs rs vartcdlu vartcdlux, x, ao ekodtck ekodtck

ma faur rcjcmctã. ^lr

axaipfa, fas mlffas ekriãas m'ãfã ao aots ts pr prãe ãelh lhrc rcqu quãs ãs sk skot ot jão ãoãr ãrlf lfai aiao aott co cosu suee eecs cslotas pkur lssurar datta ekodtcko ma mclpbrljia î ikcos qua fas fas ãfãiaots ãfãiaots skcaot skcaot skfcmlrcsã skfcmlrcsãss plr uo dblpa ma hãtko lriã dkufã fãaa sur pfl pfldda suee eeccsliiaot ãp ãp cssa at lriãa. Ko faur prãeãrarl mas mlffas ikokfctbcquas ao hãtko lriã lr iã,, qu qucc dk dkip ipra raom omrk rkot ot sc oã oãda dass ss cra mas lrilturas ma raoekrdaiaot mlos fas h krms.

Fl eecj cju ura dc ma massku sskuss ik ikotra otra fa i ma rucoa m–uoa dkostrudtcko ao ilêkooarca oko raoekrdãa lvad mas pflodbars ao hãtko lriã î Erckuf o Ctlf Ctlfca ca (<3: (<3:5) 5).. Fas Fas jrlo jrloma mass ecs ecssu sura rass mcl mcljk jko o lfas mlos fas iurs at fl parta ma dkotcouctã aotra fas iurs xtaroas comcquaot mas mãjèts strudturlux jrl vas.

Ecj Ecjura ura 7 Ilêk Ilêko ooar oarca oko raoekrdãa lvad mas pflodbars ao hãtko lriã rckuf, Ctlfca <3:5 Hrlufcos (Qmcoa).

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Ecjura7 Il Ilêkooa ca oko raoekrdãa -Erckuf, Ctlfca <3:5 / Jaikol ( Qmcoa)

Fl ecjura dc massus cffustra uoa dk strud strudtcko tcko ao ilêkoo ilêkooarc arcaa oko raoekr raoekrdãa dãa -Erck -Erckuf, Ctlfca <3:5 /Jaikol (Qmcoa). Cf axcsta ma okihrausas ecssuras mcljkolfas mlos fl pfuplrt mas iurs,

lcs affas oa skot pls sc

jrlvas at fas iurs o–kot pls dãmã. Fl ecjura sucvlota ikotra uoa dko strudtcko ao ilêkooarca ao pcarras hrutas -

kotãoãjrk, Sujksflvca

<3:3. <3:3. Qoa plrtca plrtca mas mas iurs iurs pkrt pkrtau au s l dãmã, dãmã, dluslot dluslot uo uo aeekomra aeekomraiaot iaot plrtcaf plrtcaf m tkct at mas pkutras mas pflodbars. Cf s–ljct ma mãjèts strud urlux jrlvas.

Fl ecjura7 I êkoo êkooar arca ca ao pcar pcarra rass hru hruta tass - Ikot Ikotão ãoãj ãjrk rk,, Suj Sujks ks lvca <3:3

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=.8. Iurs Ma Xaipfcsslja Axtãrcaurs Fl Ecjura sucvlota ikotra f'aeek mraiaot mraiaot mas iurs ma raipfcssl raipfcsslja ja oko oko lriã m'uo hètciaot ao HL pao paomlo mlot fa fa tra traih ihfa faia iao ot ma ma ta tarra rra < 2> ma AF Lsoli Ecjura

Ecjura 7 f'aeekomraia f'aeekomraiaot ot ma iurs ma raipfcs raipfcsslja slja oko oko lriã m'uo m'uo hètciaot hètciaot a HL paomlot fa t aihfaiaot ma tarra <32> m–AF Lsoli

Fl ecjura dc masskus ikotra uoa

ssltura ao hãtko lriã lprâs fa sãcsia m–Cr cocl-Hlscfcdltl ao Ctlfca

<32:. Ma okihraux iurs ma rai fcsslja axtãrcaurs kot dãmã aotcâraiaot, da uc dkostctua mas mãjèts oko strudtu strudturlux rlux trâs trâs jrlvas. jrlvas. Mlo dartlcos dls, cf y l au mas mãjèts jrlvas

los fas rlddkrms aotra

pkutras at pktalux.

Ecju Ecjurra7 Kss Kssltu ltura ao hãtko lriã lprâs fa sãcsia m–Crpcocl-Hlscfcdltl ao Ctlfca <32:.

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=.4 Crrãjuflrctã ao pflo Fl Ecjura ikotra fas mkiiljas mkiiljas mlos fas lojfas raotrlots raotrlots mus lux ksdcffltckos ksdcffltckos mceeãraotcaffas (sãcsia ma @khã, Glpko <331). Fa hètciaot ast dkoekria lux râjfas plrlscsicquas ilcs fa dbkcx lrdbctadturlf m'uoa ekria ao F slos prãsaoda ma gkcots ku ma raoekrts l dkomuct î mas mkiiljas lu ocvalu ma f 'lojfa raotrlot mlos fa pflo bkrczkotlf.

Ecjura 7 Mkiiljas mlos fas lojfas raotrlots raotrlots mus lux ksdcffltckos mceeãraotcaffas (sãcsia ma @khã, Glpko <331)

Ksdcffltckos mceeãraotcaffas mkiiljas mlos fas lojfas raotrlots

Ecjura 7 ksdcffltckos mceeãraotcaffas mceeãraotcaffas mkiiljas mlos fas lojfas raotrlots

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Fkrs ma fl dkodaptcko ao pflo m'uo hètciaot, ko mavrlct mavrlct sa elcra uoa cilja luss luss c rãlfcsta qua pksschfa mu dkipkrtaiaot myolicqua ma sas dkipks dkipkslots. lots. Mlos Mlos fl dkoe dkoecjurl cjurltcko tcko ao F pau dkipldta ma f'axaipfa f'axa ipfa prkpks prkpksã, ã, fas lcfas lcfas jludb jludba at mrkc mrkcta ta mu hètc hètciao iaott prãsao prãsaotao taott mas rcj rcjcmct cmct s trâs mceeãraotas vcs-îvcs mas ldtckos scsicquas mlos fas maux mcradtckos prcodcplfas bkrczkotlfas. Affas taomaot î ksdcffar tr trâs mceeãraiiaot f'uoa ma f'lutra, ao sa jçolot mkod i utuaffaiaot. Fas lojfas mas mlffas at f'axtrãictã mas lcfas suhcssaot ma jrkssas skffcdctltckos, sc hcao

u'cf elut prkdãmar î uo

raoekr rao ekrda daiao iaott plrls plrlscsi csicqu cquaa skuv skuvaa ot trâs trâs koãrau koãraux. x. Fa Fa prkhfâi prkhfâiaa paut paut çtra çtra ãvc ãvc ã ao sãplrlot fas maux lcfas lcf as pl plrr uo uo gkco gkcott axãd axãdutã utã ml mlos os f s râj râjfa fass ma ma f'l f'lrt rt.. Cf Cf ao ao rãs rãsuf ufta ta ma maux ux hè hètc tci i ots radtlojuflcras, trâs dkipldts quc pauvaot ksdcffar com paomliiaot.

Fas skfutckos prkpksãas pkur fas c rãjuflrctãs ao pflo skot 7

Ecjura 7 Fas skfutckos prkpksãas pkur fas crrãjuflrctãs ao pflo bk czkotlf

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=.= Crrãjuflrctã ao ãfãvltcko Fl Ecjura quc suct cffustra f–Aeeat m'uo dbkd aotra maux plrtcas ma blutaurs mceeãraotas m'uo hètciaot. Fas maux plrtcas ma erãquaodas prkpras mceeãraotas oa vchraot pls ao içia pblsa0 slos sãplrltcko mas maux plrtcas, fa dbkd ast prasqua coãvctlhfa.

Ecjura7 Mkiiljas mlos fas lojfas raotrlots mlos fa pflo vartcdlf mus lux ksdcffltckos mceeãraotcaffas (sãcsia ma @khã, Glpko <331)

Fas skfutckos prkpksãas pkur das dls pltbkfkjcquas skot fas sucvlotas7

Ecjura 7 skfutckos prkpksãas prkpksãas pkur fas crrãjuflrctãs ao ãfãvltckos

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=.1. =.1. Fas Fas Xaz Xaz-m -ma-d a-dbl bluss ussãa ãa Efax Efaxchf chfas ( iku ku ãtlja skupfa) M–lutra M–lutra aeeat aeeat oãelsta oãelsta dkodarol dkodarolot ot f rãju rãjufl flrc rctã tã ao ãfãv ãfãvlt ltck cko o ast ast f–ãt f–ãtlj ljaa iku iku ku ã tlja skupfa. Fa rãsuftlt ma datta mcspksctcko ast skuvaot f–aeekomraiaot ma <–«ãtlja iku ° ° («sket stkray°), stkray°), quc aotrlïoa f–aeekomraiaot tktlf mu hètciaot. Datta sctultck sctultcko o ast plrtcdufcâ plrtcdufcâraia raiaot ot khsarvã khsarvãa mlos fas ksslturas ao hãtko lriã, kó fas pktalux skot s ffcdctãs skct 7 - ao dkiprasscko o–keeraot pls

oa mudtcfctã vcs-î-vcs mas skffcdctltckos ma dcslcffaiaot at efaxcko

lftaroãs 0 - kó ao trldtcko keeraot pau ma rãscstloda ao efaxcko. Murlot fl sadkussa scsicqua m–uo hètcia hètciaot, ot, fa fa ikuva ikuvaiao iaott ma skf skf radbar radbardba dba f s pkcots elchfas mlos fl strudtura. Das elchfassas skot blh ctuaff ctuaffaia aiaot ot drãas drãas plr plr fas fas dbloja dblojaiao iaots ts pkco pkco tus ma fl rcjcmctã, ma fl rãscstlod rãscstlodaa at/ku at/ku ma fl mudtcfctã. mudtcfctã. Fa Fa aeeats ma das elchfassas skot lddaotuãs plr f l mcstrchutcko elchfa mas ilssas rãldtcvas. Fas mkiiljas stru trudturl turlux ux jrlva rlvass suhc suhcss plr pfu pfusca scaurs urs hètc aots ikmaroas paomlot mas sãcsias rãdaots cffustraot f'c pkrtlo pkrtloda da m'ãv m'ãvctar ctar fas fas dbl dbloja ojaiao iaots ts skuml skumlcc s ma fl rcjcmctã at mas ekrda ekrdass fltãrl fltãrlfas fas.. Qo Qo axaipf axaipfaa typcq typcqua mas aeeats oãelstas qua das mcsdkotcouctãs pauvaot comucra mlos fa dls mas hètciaots lvad uo ãtlja er jcfa.

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Ecju Ecjurra7 Fa raz raz-m -maa-dbl -dblus usssãa s –ast aeekomrã aotcâraiaot. Iurs aotcâraiaot. Iurs ao hãtko lriã- ralt Blosbco, Glpko <331 / @kha

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Ecjura 7 mcsplrctck mcsplrctcko o mu ra z ma dblussãa (XMD ast aeekomrã dkipfâtaiaot dkipfâtaiaot ( tlja skupfa)), Waiiku c vcffa — Tãcsia ma 8>>4, Hkuiarmas, Lfjãrca

=.5.Avctar fas ãtljas efaxchfas 7 Qo ãtlja ãtlja paut paut ãjlfaiao ãjlfaiaott çtra pfu pfus efaxchfa qua fas lutras s'cf ast ãqucpã ma d kotravaotaiaots ikcos rãsc rã scst stlo lots ts ku ku qua qua da dass mcsp mcspks ksct ctce cess e ot tktlfaiaot mãelut. Cf lrrcva lussc qua fl r scstloda uftcia mlos fa pflo pf lo bk bkrc rczk zkot otlf lf sk skct ct ek ekrt rtaaia iaot ot rã rãm m cta î plrtcr plrtcr m–uoa m–uoa dartlcoa dartlcoa blutau blutaurr mlos tkut tkut fl plrtca supãrcaura mu hètci ciaaot. Qo Qo ta taf ku kuvrlja as ast ãj ãjlfaia iaot ot ax axpk pksã sã lu ra ramk mkut utãã iãd iãdlo locs csia ia ma dk dkfk fko o oas (ku m'ãtlja).

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Ecju cjura7 Dcslcffai faiaot mas pkt lux m–uoa dkostrudtcko î Hkrmg af hlbrc. Tãcsia ma 8>>4, Hkuiarmas, Lfjãrca

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Ecjura 7 ]k s fas ãtljas ãtljas ãtlcao ãtlcaott trkp trkp efaxch efaxchfas fas… … (Czict (Czict,, ]urqu ]urquca, <333).

=.:. Xlcmaur at rãscstloda î fl tk scko Fl Ecjura sucvlota ikotra uoa ra rãsao rãsaotltc tltcko ko sdbãil sdbãiltcqu tcquaa mu mu ikiao ikiaott ma tkrsc tkrsc o lutkur m–uo okylu rcjcma at î mrkcta cffustrltcko mu pb okiâoa lutkur m–uoa dlja m–asdlfcar rcjcma (Mkduiaot OCTAA — at Tãcsia ma @khã, <331).

Ecjura 7 L jludba raprãsaotltck aotltcko o sdbãil sdbãiltcqu tcquaa mu ikia ikiaot ot ma tkrs tkrscko cko lutk lutkur m–uo okylu rcjcma rcjcma at î mrkcta mrkcta cffust cffustrlt rltck cko mu mu pbã pbãok okiâ iâoa oa lutk lutkur ur m–uo m–uoaa dlj dljaa m–a m–asd sdlf lfca carr rc rc cma (Mkduiaot OCTAA — at Tãcsia ma @khã, <331).

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Fl Ecjura quc suct cffustra uoa k sltura sltura ma hètciaot hètciaot oauva oauva pkurvua pkurvua ma mlffas pfltas at ma dkfkooas ãflodãas mastcoãas î rapraomra fas ekrdas vartcdlfas dkipraom uo sauf dkotrava otaiaot pkur fl raprcsa mas aeekrts at mãpfldaiaots bkrcz otlux, skus fl ekria m'uoa dlja m'lsdaosau r at m'asdlfcar ao hãtko lriã pfldãa mlos uo lojfa mu hètc iaot iaot,, ao pksc pksctc tcko ko trâs trâs mcss mcssy yiãtr iãtrcq cqua ua.. Fas Fas da tras ma rãscstloda at ma rcjcmctã skot ekrtaiaot mãdlfãs

lr rlppkrt rlppkrt lu daotra daotra ma ilssa. ilssa. Fkrs Fkrs m–uo sãcsia, uoa tkrscko

cipkrtlota mlos fa pflo bkrczkotlf ast î ltt lttaaomra. M– M–cipkrtlo tlots mãpfldaiaots r fltces mlos fas dkfkooas fas pfus ãfkcjoãas mu okylu ao rã uftarlcaot lvad fa mlojar ma pkcoêkooaiaot at ma ruptura plr aeeats mu 8a krmra qua dafl cipfcqua. K lppkrtarl tarlcct uo uoa li liãfck fckrltcko cko mã mãdcscv cscvaa ao ao ãq ãq ucplot fas maux elêlmas fas fas pfu pfuss ãfk ãfkcj cjo oãas ãas mu mu oky okyllu ma ma pl pl rkcs ao hãtko hãtko lriã ma fkoju fkojuaur aur ikmasta ikmasta ilc ilc s s'ãtaomlot sur tkuta fl blut blutau aurr mu hètc hètcia iaot ot.. Cf Cf sue sueec ecrl rlct ct lfkrs ma hãtkooar maux mas plrkcs mu okylu t ma rãlfcsar fas lutras, plr plr axa axaip ipfa fa,, ao ao ilê ilêko kooar oarca ca (Tuc (Tucss a, <33=).

Ecjura 7 Kssltura ma hètcia tciaot ot oauv oauvaa pku pkurv rvua ua ma mlff mlffas as pflt pfltas as at ma dkfk dkfk oas ãflodãas mastcoãas î ra rapraomra fa fas ek ek das vartcdlfas dkipraom uo uo sauf dkotravaotaiaot pkur fl raprcsa mas aeekrts at mãpfldaiaots krczkotlux krczkotlux,, skus fl ekria m'uoa m'uoa dlja m'lsdaosa m'lsdaosau ur at m'asdlfcar ao hãtko lriã pfldãa mlos uo ojfa mu hètciaot, hètciaot, ao pksctcko pksctcko trâs mcssyiãtrcqua mcssyiãtrcqua. (Tucssa, <33=).

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Ecjura7 Qoa skfutcko cotariãmclcra fus ãdkok ãdkokicqu icquaa qua tkut tkut vkcfa, vkcfa, sarlct sarlct ma dkost dkostru ruccra mas kuvrljas lvad uoa kssltu kssltura ra ao hãtko hãtko lri lri dkotravaotã lvad mas vkcfas ao hãtko lriã mlos fas lojfas.

=.2. Gkcot plrlscsicqua Fa gkcot gkcot plrlscsicqu plrlscsicquaa l pkur hut m–ã m–ãvc vcta tarr tku tkutt aot aotra radb dbkq kqua uaia iaot ot aotr aotraa fas fas dkrps ma hètciaot qu–cf sãplra. sãplra. Da o–ast o–ast pls fa dls mu mu gkco t ma ma mcflt fltltck tcko quc ast tr trkp elchfaiaot mci mciaao ckooã at o–ast pls vcma. Ma elct elct,, ao ao zk zkoa scsic csicq qua, ua, tku tkutt gkcot ma mcfltltcko mkct çtra raipfldã plr u gkcot plrlscsicqua ao rlcsko ma das cipãrltces ma oko ao radbkquaiaot. Qo gkcot plrlscsicqua ast uo a plda vcma ma tkut iltãrclu, prãsaot sur tkuta fl blutaur ma fl suparstrudtura mas hètciaots ku

lrtca rtcass ma ma hè hètcia tciaot otss qu qu–cf –cf sã sãplra plra.. Ta Tas mci mciaao sckos skot dlfdufãas ao

eko ekodtck tcko ma mas mã mãekri ekrilltcko tckoss pks pkssc sc fas mas dkostrudtckos, lvad uo icociui rãjfaiaotlcra pkur fas kuvrljas î rcsqua okrilf ma = î 5 di di ao ao zko zkoas as scsi scsicq cqua uas, s, ma elêk elêko o î pari pariaa ttra fa mãpfldaiaot mas hfkd hfkdss vkcs vkcsco coss slos slos lud luduo uoaa cota cotarl rldt dtcc ko (dbkds).

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=.3.]aocr dkipta mu mlojar ma f quãeldtcko mu skf 7 Dartlcos skfs slhfaux ku fcikoaux sltu slturãs rãs pauvaot pauvaot prãsaot prãsaotar ar uoa hkooa dlpldc dlpldctt pkrtlota pkur fas dblrjas dblrj as stltcquas stltcquas.. Ilcs fkrsqu– fkrsqu–cf cf sko skott skuics skuics î uo uo traihf traihfaia aiaot ot ma tarra, tarra, c s pauvaot sa fcquãecar. Tucvlot fl oltura ma fl strudtura pkrta tau usa, mas hètciaots aotcars pauvaot s'a oekodar mlos fa skf ku s'codfcoar sc fa tarrlco ast cobki jâ jâoa oa ku co coãj ãjlf lfai aiao aott fcq fcquã uãec ecã, ã, dl dlus uslo lott sku skuvaot faur aeekomraiaot tktlf. tkt lf. D'a D'ast st pku pkurqu rqukc kc cf elut elut ãtu ãtumc mc r fa mlojar mlojar ma fcquãel fcquãeldtcko dtcko mas mas skfs skfs slhfau slhfau x ku fcikoaux. Cf paut s'lvãrar oãdasslcra ma prãvaocr da pbãokiâoa m–aoeko aiaot mlos fa skf ao dkoskfcmlot fa skf plr mas cogadtckos, ao prãvky prã vkylot lot ma mass ekomlt ekomltcko ckoss sur sur pcau pcau , atd.

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PATHOLOGIE DES STRUCTURES Chapitre 5 Pathologie Des Structures

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