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1.2 Rad-imag Sist Osteoarticular

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8/10/2019 1.2 Rad-imag Sist Osteoarticular http://slidepdf.com/reader/full/12-rad-imag-sist-osteoarticular 1/137 Radio - imagistica sistemului osteo - articular UNIVERSITATEA “VASILE ALECSANDRI” BACAU FACULTATEA DE STIINTE ALE MISCARII, SPORTULUI SI SANATATII STUDII UNIVERSITARE DE MASTERAT SPECIALIZAREA KINETOTERPIA IN EDUCAREA SI REEDUCAREA FUNCTIONALA DISCIPLINA: ELEMENTE DE IMAGISTICA
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Radio

-

imagistica sistemului

osteo

-

articular

UNIVERSITATEA “VASILE ALECSANDRI” BACAU FACULTATEA DE STIINTE ALE MISCARII, SPORTULUI SI SANATATIISTUDII UNIVERSITARE DE MASTERAT – SPECIALIZAREAKINETOTERPIA IN EDUCAREA SI REEDUCAREA FUNCTIONALADISCIPLINA: ELEMENTE DE IMAGISTICA

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METODE RADIO-IMAGISTICE

•RADIOGRAFIA STANDARD/DIGITALA;

•TOMOGRAFIA PLANA ;

•ULTRASONOGRAFIA=>P.MOI ARTICULARE•CT;

• IRM;

•SCINTIGRAMA OSOASA;

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ANATOMIE

RADIOLOGICA:STRUCTURA

HAVERSIANA

NORMALA

Rad./imag-Iasi-1999-2003

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CT-VERTEBRO

DISCALA:

Hernie de disc

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CT RECON.3 D

COL.VERTEBRALA.

ART.GENUNCHI

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IRM:STUDIUL ARTICULATIEI COXO-FEMURALE

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T 1 T 2

SAGITAL

Hernie discala

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IRM: PUMN CORONAL(A)

GENUNCHI SAGITAL(B)

A B

Focar de necrozain scafoid

menisc

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SEMEIOLOGIERADIOLOGICA OSOASA

I.MODIFICARI STRUCTURALE

1.REZORBTIA: -osteoporoza

-osteoliza

-osteonecroza

2.OSTEOCONDENSAREA(OSTEOSCLEROZE):

-PERIOSTOZA-ENDOSTOZA

-SPONGIOSCLEROZA Rad./imag-Iasi-1999-2003

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SEMEIOLOGIE RADIOLOGICA: OSTEOPOROZA PATATA

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TOMOGRAFIE PLANAOSTEOLIZACIRCUMSCRISA,cu lizereuextern de scleroza:

CHIST OSOS ESENTIAL

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METODE IMAGISTICE•RADIOGRAFIA STANDARD/DIGITALA;

•TOMOGRAFIA PLANA ;

•ULTRASONOGRAFIA=>P.MOI ARTICULARE

•ARTROGRAFIA CU CONTRAST IODAT;

•CT;• IRM;

•SCINTIGRAMA OSOASA;

•ARTERIOGRAFIA…==>RAD.INTERVENTIONALA

•PUNCTIA -BIOPSIE GHIDATA IMAGISTIC.

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OSTEOPOROZA:STUDIU COMPARATIV PE

RADIOGRAFIE STANDARD.

NORMAL

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OSTEOLIZA VERTEBRALA

(metastaze osoase)

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SEMEIOLOGIE OSOASA

II.MODIFICARI DE ORGANOGENEZA:

-hiperostoza-hipostoza

-oedostoza-scoliostoza

-hiperplazie-hipoplazie

-aplazie-agenezieDISTROFII

DISPLAZII

Rad./imag-Iasi-1999-2003

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http://slidepdf.com/reader/full/12-rad-imag-sist-osteoarticular 17/137SEMEIOLOGIE RADIOLOGICA: osteoporoza, osteocondensare,scoliostoza, oedostoza

RAHITISM FLORID PSEUDARTROZA

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SEMEIOLOGIE:

SCOLIOSTOZA,OSTEOPOROZA,

OSTEOSCLEROZA

(remaniere complexa)BOALA PAGET

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PATOLOGIE OSOASA

•TRAUMATISME:-fracturi, luxatii, entorse;

•BOLI INFLAMATORII:acute, cronice;osteite, osteomielite;

•TUMORI: benigne; potential maligne; maligne: primitive,metastatice

•NECROZE ASEPTICE

•DISPLAZII; DISTROFII

Rad./imag-Iasi-1999-2003

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OSTEOMIELITA

•ETIOLOGIE: stafilococ auriu, streptococ;

•MECANISM: -embol microbian in artera nutritiva;

- contiguitate (fracturi deschise, artrite etc);

•SEDIU: - os lung=>metafize (debut);

- extenzie diafizara, epifizara, articulara;

- monostica, monotopa: tibie, femur cca 75%.

Rad./imag-Iasi-1999-2003

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OSTEOMIELITAASPECTE RADIOLOGICE

•DEBUT:osteoporoza localizata metafizar; dg.dificil=>IRM,

scintigrafie polinucleare marcate Ga-67; STARE:-osteoliza “patata”;

-tumefactie de parti moi;

-necroza septica=>halou + sechestre;-periostita=>mansoane, grosiera, extenzie diafizara;

-abces subperiostal;

-fistulizare in partile moi periosoase.

OSTEOMIELITA ACUTADEBUT >STARE

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OSTEOMIELITA ACUTA:DEBUT=>STARE

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CT,RECONSTRUCTIE 3 D:

OSTEOMIELITA

Geoda +sechestru

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OSTEOMIELITAEVOLUTIE:-VINDECARE=>cicatrici fibroscleroase,geode;

-reactivare==>CRONICIZARE:domina reactia

endosteala / periosteala; focare osteolitice mici,sechestre mici;

COMPLICATII:-artrita supurata=>anchiloze ;

-fracturi=>scurtari de os;

-tulb.de crestere (adolescent):scoliostoza,hiper- plazii unilaterale de membru;

-septico-pioemie:abcese viscerale secundare;

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OSTEOMIELITA

SUGARULUI:

EVOLUTIE

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Osteomielita

cronica,in puseu

de acutizare:microgeode,

micro-sechestre

Radiografie standard Tomografie plana

OSTEOMIELITA CRONICA; DEFORMARI

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OSTEOMIELITA CRONICA; DEFORMARI

Geoda=reactivare

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OSTEOMIELITA:

COMPLICATII: artrita sold,necroza

capului femural,

subluxatie coxo-fem.secundara,tulb.de

crestere femur.

Tija centromedulara

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OSTEITA/MIELITA POST -INTERV.CHIRURGICALA (fractura)

Reactie

periostala osteoliza

Tija centromedulara

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OSTEOMIELITAFORME PARTICULARE

ABCES OSOS CENTRAL(BRODIE):

-SEDIU: tibie, metafiza superioara;

-ASPECT Rx:-geoda ovala, inel scleroza; fara sechestre/r.periostala

-EVOLUTIE: cronica, cu pusee de acutizare.

PANARITIU OSOS (osteita / osteomielita=>contiguitate de la p.mo

-SEDIU:-falange terminale

-ASPECT RADIOLOGIC:-liza osoasa din afara spre canal medular-fara reactie periostala.

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PANARITIU OSOS: EVOLUTIE NEFAVORABILA

Osteoliza falangeta

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OSTEOMORIGINE: Tesut osos adult, supercompact, benign.CLINIC: lent evolutiv; nu metastazeaza !SEDIU:sinus frontal, oase craniene.

ASPECT RADIOLOGIC:osteocondensat, compact, intens opac,omogen, oval / rotund, contur policiclic;DG. DIFERENTIAL:meningiom osteoplastic.

VARIANTA:OSTEOMUL OSTEOID=>unii anat.patologi sustinca este o displazie sau osteita cronica si nu tumora…! SEDIU: diafiza os lung

ASPECT: focar osteolitic 4-10 mm(NIDUS), cu sechestru miccentral; hiperostoza / scleroza in jur, bombeaza subperiostal, inpartile moi.

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OSTEOM DE SINUS FRONTAL

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FIBROM

ORIGINE: Tesut conjunctiv neosificat-intraosos

SEDIU:-metafiza / diafiza oaselor lungi

-mandibula=>”epulis”

ASPECT RADIOLOGIC:-zona osteolitica, cu inel net descleroza in jur;

-contur ciclic

-osul adiacenr nemodificat

-fara reactie periostala.

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OSTEOFIBROM

EXTREMITATEINFERIOARA FEMUR

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TUMORI OSOASE BENIGNE

FIBROM OSOS CHIST OSOS ESENTIAL

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HEMANGIOM

ORIGINE: VASCULARA; BENIGNA.

HISTO.PAT.: tip capilar, tip cavernos

SEDIU:-CRANIU- tip capilar; VERTEBRE- tip cavernos;ASPECTE RADIOLOGICE:

-Tip capilar=osteoliza, rotunda, circumscrisa de inel opac, cu septuropace radiare (“spite de roata” )

-Tip cavernos:-vertebra modificata ca structura (fagure, palisada,grilaj), forma (turtire cranio-podala,”butoi”); discuri vertebraleintacte; SE COMPLICA CU FRACTURA INTRASPONGIOASA/INFUNDARE=VERTEBRA PLANA (CALVÈ).

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HEMANGIOM CAVERNOS

VERTEBRAL

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OSTEOCONDROM

ORIGINE: TESUT CARTILAGINOS NEOSIFICAT

SEDIU: oase tubulare: falange, matacarpiene

TIPURI: -central = encondrom-periceric = eccondrom

ASPECTE RADIOLOGICE:-lacuna ovalara, net delimitata,

cu inel fin de sleroza periferica; absenta reactiei periostale.

Condroame multiple = boala Ollier

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CONDROAME MULTIPLE-BOALA OLLIER

ECCONDROM

ENCONDROM

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Encondrom

radiografie IRM,T 1/T 2,CORONALA

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T1

T2

Osteocondrom

radiografie IRM,SECT.AXIALA

TUMORA CU MIELOPLAXE

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TUMORA CU MIELOPLAXE(CELULE GIGANTE)

SEDIU: epifiza oase lungi(tibie, femur), os plat.

ASPECTE RADIOLOGICE:-zona osteolitica cu septuri fine,(“bule de sapun”), bombare periostica epifizo -metafizara,

-aspect multiloculat, contur net corticala subtiata dar vizibila,aspect de “os suflat”

EVOLUTIE: -PUSEE OSTEOLITICE=>septurile se subtiaza/

raresc, dispar; corticala poate fi lizata complet pe alocuri;tumora se extinde in partile moi; degenerescenta maligna.

DG. DIFERENTIAL: -mielom solitar, encondrom, chist ososesential

TUMORA CU

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TUMORA CUMIELOPLAXE

EXTREMITATEA

SUPERIOARA TIBIE

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TUMORACU

MIELOPLAXE

omoplat

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T.MIELOPLAXE

SACRUM

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OSTEOSARCOMORIGINE: osteocit matur; monostic, monotop;agresiv, metastazeTIPURI: osteolitic, osteoplastic

SEDIU: metafiza oaselor lungi; distruge corticala, invazie parti mo

ASPECT RADIOLOGIC: TIP OSTEOLITIC:- la debut- perfericsau central; lacuna cu contur neregulat

-pinten sarcomatos CODMANN (“triunghiul mortii”)=reactiaperiostala limitata + decolarea periostului / distructie periostala;

TIP OSTEOPLASTIC:osteoliza +reactie periostala exuberanta, cuaspect radiar (“spiculi perpendiculari pe diafiza”,in perie”);respecta epifizaEVOLUTIE:- METASTAZEAZA RAPID(pulmon, creier, ficat)

- fracturi patologice;invazia articulatiei vecine.

OSTEOCONDENSANT

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OSTEOSARCOM:

TIPURI SIVARIANTERADIOLOGICE

OSTEOLITICCENTRAL PERIFERIC,RADIAR

OSTEOCONDENSANT

OSTEOLITICPERIFERIC

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-ULMORŢII

PINTENCODMANN

OSTEOSARCOMOSTEOLITIC FEMUR ,

VARIANTA PERIFERICA

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OSTEOSARCOM EXTINS LOCO-REGIONAL(fractura)

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OSTEOSARCOM

OSTEOPLASTIC:DEBUT

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OSTEOSARCOM OSTEOPLASTIC RADIUS

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OSTEOSARCOM

PERIFERIC FEMUR

TIP RADIAR

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OSTEOSARCOM: CT EVALUEAZA EXTENZIA

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CONDROSARCOM ORIGINE: tesut cartilaginos (..condrom..?); exostoze osteogenice (bOmbredanne) SEDIU: metafizele oaselor lungi, basin, coaste ASPECT RADIOLOGIC:osteoliza + calcificari amorfe in masatumorala; invazie de parti moi

FIBROSARCOM OSOSORIGINE: tesut conjunctiv; dg. diferential dificil (BIOPSIE !)ASPECT RADIOLOGIC:

Tip central = osteoliza os lung;

Tip periferic = sarcom periostal (parostal)

Scintigrafie Tc99m pirofosfat

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CHONDROSARCOM FEMUR

Osificare enchondrală

g p

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Chondrosarcom

RADIOGRAFIE IRMN,T 1/T 2

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SARCOM PAROSTAL-tumora de parti moi ;

-osteoliza marginala a

compactei diafizaretibiale.

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SARCOM EWING

ORIGINE: SARCOM MEDULOGEN;reticulosarcom infantil

SEDIU:metafizo-diafizar, tibie, femur, coaste;

ASPECT RADIOLOGIC:-osteoliza central medulara

-uzura compactei din interior

-reactie periostala “in foi de bulb de ceapa”(mansoane fine, concentrice);

-”suflare”, “in butoi” a diafizei (OEDOSTOZA).

EVOLUTIE:-metastazeaza in acelasi os si in alte oase, in viscere.

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SARCOM EWING:

SCHITA

Reactie periostala”foi de ceapa”

osteoliza

-zona de osteoliza centrala,cedistruge compacta dinspre canal;

-extenzie metafizo-diafizara;-reactie perostala tipica,”in foi” -mansaoane fine suprapuse.

SARCOM EWING

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SARCOM EWING FEMUR : RADIOGRAFIE DIGITALA & CT

normal

Rad./imag-Iasi-2003

RETICULOSARCOMUL

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RETICULOSARCOMULJACKSON/PARKER

Pacient adult, afebril

SEDIU: diafiza os lung

ASPECT RADIOLOGIC:osteoliza diafizara + spongiozareacompactei=>uzura pe ambele fete

-osteoscleroza endostala + periostala anarhica,intrerupta, discontinua (“manson zdrentuit”);

-rar aspect spicular

EVOLUTIE: metastaze ganglionare, plamin

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RETICULOSARCOM JACKSON-PARKER TIBIE;FRACTURA PE OS PATOLOGIC

Largire canal,osteoliza fibrilaraa compactei;fractura sec.

RETICULOSARCOAME

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Coasta 10

Rad./imag-Iasi-2003

ractura pe os patologic

MIELOM (PLASMOCITOM)

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MIELOM (PLASMOCITOM)

ESTE CEA MAI FRECVENTA TUMORA MALIGNAPRIMARA A OSULUIORIGINE:-celule plasmocitare medulare (monoclonala)

-marker: proteinurie BENCE JONES.SEDIU: -maduva hematogena=>adultTip multiplu => b. RUSTITKI-KHALERTip solitar => PLASMOCITOM (rara)ASPECT RADIOLOGIC:-zone osteolitice -aspect de “panou gaurit” (tipic la craniu)

-tasari vertebrale;coaste, os lung cu aspectsuflat

Rad./imag-Iasi-2003

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MIELOM MULTIPLU; leziuni

osteolitice craniu + CV

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MIELOM MULTIPLU; leziuniosteolitice craniu + humerus

Rad./imag-Iasi-2003

TUMORI MALIGNE

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TUMORI MALIGNESECUNDARE

METASTAZE OSOASE (cancer osos metastatic)CLINIC: cancer declarat / operat / ocult (cauta sin, prostata,pulmon, tiroida, rinichi etc).

LOCALIZARE: coloana vertebrala, basin, coaste. TIPURI: OSTEOLITICE, OSTEOPLASTICE, MIXTE OSTEOLITICE:-osteoliza progresiva: zone lacunare faradelimitare, fara reactie periostala

-fracturi secundare=>paraplegii, pareze etc.OSTEOPLASTICE: -zone dense , patate (“pete de ceara” descrisede REBOUL), confluate; rare= cancerul prostatei, vezicii, sinului.

MIXTE:-alternanta liza / condensare pe aceleasi sedii topogr.

TUMORI MALIGNE

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TUMORI MALIGNESECUNDARE

II.LEUCEMII;LIMFOAME

1)OSTEOPOROZA DIFUZA=>LEUCEMIA ACUTA(copil)

2)OSTEOSCLEROZA DIFUZA=>LEUCEMII CR.(adult)

3)LEZ.OSTEOLITICE VERTEBRALE=>INVAZIE DE LA

GANGLIONII RETROPERITONEALI =>ADENOPATIILE

DIN LIMFOAME MALIGTNE:VERTEBRA”DE IVORIU”

A B

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METASTAZE OSOASE:A)OSTEOLITICE;B) OSTEOPLASTICE

Cancer mamar Cancer prostatic

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METASTAZE OSTEOLITICE BASIN

CANCER MAMAR T-4

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METASTAZE OSOASE OSTEOPLASTICE:pete de ceara (Reboul)

Rad./imag-Iasi-2003

NECROZE ASEPTICE

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NECROZE ASEPTICE MECANISM:-modificari ale vascularizatiei locale

-post-traumatice-embolii gazoase (boala de cheson). 1)OSTEONECROZA CAPULUI FEMURAL=boala LEGG-CALVE-PERTHES):-distructie progresiva a capului fem.; spatiuarticular pastrat, cavitate cotiloida normala--evolutie spre anchiloza, subluxatie, coxartroza2)OSTEONECROZA TIBIALA ANTERIOARA=boala OSGOODSCHLATTER-LANELONG): -cioc, ”nas de tapir”, decolare siosteosinteza (realipire) sau detasare de fragment(“soricel..”). 3)VERTEBRALA=cifoscolioza juvenila(b. SCHEUERMANN)

-vertebre tasate, cuneiforme, scolioza, cifoza, herniiintraspongioase (noduli Schmorl), (platouri vertebraleancosate)

-evolutie--spondilartroza precoce.

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NECROZA ASEPTICA A CAPULUI FEMURAL

NECROZA ASEPTICA A CAPULUI FEMURAL:DEBUT

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Forma adultului Rad./imag-Iasi-2003

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NECROZA

ASEPTICA A

CAPULUI

FEMURAL:

TOMOGRAFIE

PLANA

COMPUTER

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COMPUTER-

TOMOGRAFIE

NECROZA ASEPTICA

CAP FEMURAL

Rad./imag-Iasi-2003

NECROZA ASEPTICA A

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NECROZA ASEPTICA ACAPULUI

FEMURAL; SECHELE:

SUBLUXATIE

Rad./imag-Iasi-2003

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NECROZA ASP\EPTICA A CRESTEI TIBIALE ANTERIOARE

(OSGOOD-SCHLATTER-LANELONG)

NECROZA

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NECROZA

ASEPTICA A

SCAFOIDULUI

Rad./imag-Iasi-2003

-osteoliza in fragmente,condensare reparatorie, curesudarea unor fragmente;-deformarea scafoidului

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NECROZA ASEPTICA

A CAPULUICELUI DE-AL 2-LEA

METATARSIAN

(KOHLER II)

Rad./imag-Iasi-2003

-osteoliza fragmentata aepifizei distale metatarsian2;-evazare a metafizei sidiafizei,ingrosarea

compactei prin reparatieostocondensantaendoosoasa si periostala

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IRM(T-2)scapulo-humerala

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Geode pe capul humeral;epansament inarticulatie (puroi)

puroi

geode

Aspectul normal

ARTRITA SEPTICA SCAPULO-HUMERALA

Artrite cronice nesupurate

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Artrite cronice nesupurate

1.SPONDILITA ANKILOZANTA(B.STRUMPEL-BECHTEREV)DEBUT:sacro-iliac,periferic(genunchi),vertebral(C7-T1)

ASPECTE RX:DEBUT-ingustare,stergere,largire spatiu art.;-

condensarea osului subchondral;-osteoporoza;STARE -osificari ligamentare;-sindesmofite(ligam.perivertebraleanrtero-laterale);

TERMINAL(IV):-osificarea ap.ligamentar=>ANKILOZARE==>“bat de bambus”,”sina de tramvai”; -cifoza dorso-lombara larga=>“pozitia schiorului”;

-artrite/artroze/ankiloze a articulatiilor mari:coxo-fem.,genunchi.

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SPONDILITA ANKILOZANTA:MODIFICARI SACROILIACE

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SPONDILITAANKILOZANTA: SINDESMOFITE

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SPONDILITA ANKILOZANTA:SINDESMOFITE CERVICALE

SPONDILITA ANKILOZANTA;EXTENZIE-artrita coxo-femurala;

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-anchiloza artrita/artroza sec.

sindesmofite

Artrite cronice nesupurate

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t te c o ce esupu ate2.POLIARTRITA REUMATOIDA.CLINIC: -boala artritica cu teste inflamatorii pozitive-etiologie incerta=> componenta autoimuna probabila.DEBUT:-articulatii mici: interfalangiene, carpiene; -osteoporoza; largirea spatiului articular; chisturi, microgeodesubchondrale pe epifize;EVOLUTIE:-subluxatii falangiene, deviatii cubitale “in grifa”,ghiara, ”feuille au vent”; -ankiloza fibroasa / punti osoase interfalan-giene; osteoscleroza secundara-extenzie la alte articulatii: picior, coxo-fememurala, genunchi etc.

SDR.CLINICE INCLUZIND P.R.: 1)Sdr.Still-Chaufard: copil,splenomegalie, adenopatii periferice, febra;2)Sdr.Felty:idem, adult; 3)Sdr. Reiter-Fiesenger-Leroy:PR, uretrita, conjunctivita (virala?); 4)Sdr. Kaplan-Colinet:PR +pneumoconioza;5)Sdr. Goujerot-Sjögren:PR.-artic.mari+uscare secr. salivare, lacrimale (xerostomie)

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POLIARTRITA

REUMATOIDA: DEBUT/STARE

-osteoporoza dominantmetafizo-epifizara si

carpiana;-micro geodeepifizare falangiene;-micisubluxatii interfalangiene;-ingustare a spatiilorarticulare interfalangiene

Rad./imag-Iasi-2003

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POLIARTRITA REUMATOIDA:PERIOADA DE STARE

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POLIARTRITA REUMATIDA:STADIU AVANSAT

Mina “in grifa”

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POLIARTRITA REUMATOIDA:mina in “ feuille au vent”

ARTROZA DEFORMANTA

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ARTROZA DEFORMANTA

B. DEGENERATIVA-primitiva=>virsta 2-a, 3-a;-secundara:=>post-traumatica, necrotica, post-inflamatorie, metabolica etc.

ASPECTE RSDIOLOGICE:-ingustarea interliniului; sclerozasubchondrala; modificari epifizare: ”slefuire”, dezrotunjire”;

-osteofitoza marginala: productii osoase spiculare peinsertii ligamentare, tendinoase=> “cioc de papagal”;

-osificari capsulare; fen de vacuum articular (vid-CT,

IRM = fenomen descris de DITTMAR -FERGUSON =degenerescenta cartilagiului)

SEDII PREFERENTIALE:-coloana vertebrala(spondiloza

deformanta), sold(coxartroza),genunchi(gonartroza).

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SPONDILARTROZA DEFORMANTA

-scleroza platourilor;-pensare spatiudiscal;-osteofitoza

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IRM:MIELOPATIE CERVICARTROZICA

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IRM:MIELOPATIE CERVICARTROZICA

s. sagitale Sectiuneaxiala

Lacuna medulara=siringomielie

IRM Di

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IRM :Discartroza

Gadolinium IVTesutul inflamator

capteaza contrastul paramagnetic

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ARTROZA DE GENUNCHI (“GONARTROZA”)

IRM T2

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IRM,T2:

Fisura menisc + chist

Echo de spin

chist

-fragmentare meniscala;-hipersemnal de tip lichidian incapsulat=chist

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osteofiteRadiografieit di t

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ARTROZA DE GENUNCHI:”VID ARTICULAR”

marita direct

Rad./imag-Iasi-2003

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ARTROZA AVANSATA

DE

GENUNCHI

(GONARTROZA) -productii osoase

peri/intraarticulare de tiposteofitic;-deformari aleepifizelor(rotunjire,sclerozasubchondrala

Rad./imag-Iasi-2003

Rad./imag-Iasi-2003

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COXARTROZA IN STADIU AVANSAT (ANKILOZA)

TUBERCULOZAOSTEO ARTICULARA

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OSTEO-ARTICULARA MECANISM: reactivare BK in sinoviala articulatiilor mari

=>adolescent, adult; ANAT.PAT.: osteoartrita supurata cronica.ASPECTE RADIOLOGICE: DEBUT:-osteoporoza regionala;-pensare spatiu articular;

STARE:-geode / carii osoase ”in oglinda” pe extremitatile articulare,osteoliza progresiva=>caverne epifizare, abcese reci articulare; EVOLUTIE:-prabusiri articulare;disparitia spatiului articular;topiri osteolitice”=>sechestre mici; -ankiloze;-blocuri articulareFORME TOPOPGRAFICE 1).TBC VERTEBRALA=MORB POTT:-vertebre pereche;”fus”paravertebral (abces rece fuzat=>psoas);-bloc vertebral, cifoza;2)COXITA (coxalgia):distructie cap femural si acetabul; anchiloza /protruzie in pelvis;3)” TUMORA ALBA DE GENUNCHI:artrita fistule ankiloza

-pensare spatiu discal;-ostoporoza;- geoda “in

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MORB POTT:LEZIUNI MINIMALE LOMBARE

oglinda” pe platourileadiacente;-tendinta lasudare vertebrala(“bloc”)

LAT AP

PA LAT -sudare in “bloc vertebral”

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MORB POTT DORSAL: osteoliza, tasare, ”fus” paravertebral

Abces rece

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BLOC VERTEBRAL SECUNDAR MORBULUI POTT

CT: MORB POTT

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Abcesul“rece”

OSTEOLIZAVERTEBRALA &DISTRUCTIE

DISCALA

osteoliza

Rad./imag-Iasi-2003

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COXITA TBC

(“COXALGIA”) DEBUT / STARE

-osteoporoza marcata;-pensar/disparitia spatiului

articular;-deformare litica a capuluifemural;-largirea cavitatii cotilului;-osteoliza a marelui trohanter.

Rad./imag-Iasi-2003

-fractura funduluit b l t i

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COXITA TBC: EVOLUTIE; COMPLICATIIArtroza/anchiloza Extenzie :focare ischio-pubiene

acetabular ;-protruzie acapului femural in pelvis

geoda

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TUBERCULOZA GENUNCHIULUI :“TUMORA ALBA DE GENUNCHI”

cazeumcalcificat

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TUBERCULOZA GENUNCHIULUI:“TUMORA ALBA DE GENUNCHI” ;LUXATIE SECUNDARA

OSTEOLIZA EPIFIZARA OLECRAN;osteoporoza

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TUBERCULOZA COTULUI:PERIOADA DE STARE

TUBERCULOZA DE

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PUMN

(RADIO-CARPIANA);PERIOADA DE

STARE

-osteoliza extinsa la multiple oasecarpiene;-distructie osteolitica si aepifizelor distale radius si cubitus;-tumefactie evidenta a partilor moi

periarticulare;-osteoporoza marcataregionala.

Rad./imag-Iasi-2003

ALTE AFECTIUNI OSTEO-

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ALTE AFECTIUNI OSTEOARTICULARE

• HERNIA DISCALA;• DISCARTROZA

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HERNIE DISCALA L-5/S-1:RADIO.DIGITALA & CT.

CT-VERTEBRO

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DISCALA:

HERNIE

IRM : Hernie discală

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Protruzie discală focală

Sectiune axiala Sectiune sagitala

Displazii osoase

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Sunt tulburari de crestere, osificare si dezvoltare ascheletului ce produc modificarea formei, structurii sauopacitatii scheletului.In functie de mecanismul de crestere perturbat,exista:

-displazii periostale- alterarea cresterii in grosime:

Boala tip:-osteogeneza imperfecta letalis(b.Vrolick);-displazii encondrale- alterarea cresterii in lungime -

prin deficit al cartilagiului de crestere si nucleilor epifizari:Boli tip:acondroplazia, boala Morquio

-displazii directionale- cartilajul de crestere sedezvolta in alt sens decit lungimea osului; boala tip:exostozeosteogenice (Boala Ombredanne)

Rad./imag-Iasi-2003

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Displazii osoase

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Osteogeneza imperfecta letalis-Boala VROLICK-

Oasele craniuluisubtiri,compacta redusa

Scoliostoze prin deficit de grosime/rezistenta a compactelor;

fracturi “in lemn verde”;calusuri vicioase in utero

Displazii osoase

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Osteogeneza imperfecta forma tardiv ă

-Boala LOBSTEIN-

Displazii osoase

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Acondroplazia- apare la naştere

--pitici cu membre scurte, cap mare, trunchi cu dezvoltare normala--oase lungi cu diafiza scurtă datorită lipsei de crestere în lungime--metafize evazate brusc, epifize cu osificare întârziata,voluminoase, în ciuperca--femur-col scurt, gros, coxa vara; trohantere masive

-condili asimetrici, genu valg-cartilajul extremităţii inferioare -in accent circumflex

--lungimea tibiei egală cu a peroneului (peroneul pare să participe la articulaţia genunchiului)

--bazin în inimă de carte de joc --scheletul miinii- scurt, ultimele 4 degete egale ca lungime (mînă întrident)

--craniu- oase frontale proeminente, amprente digitale--vertebre cuneiforme

Displazii osoase

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Acondroplazia

Displazii osoase

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Displazie spondilo-epifizara precoce (b. Morquio) se observa la 2-4 ani--trunchi mic, gibus toraco-lombar, coaste aproape de bazin, craniu

normal--vertebre- platispondilie, vertebre insuficient dezvoltate anterior- cifoza

--platouri neregulate, discuri cu inalt ime uşor crescut a--oase lungi — ramin scurte (osificare metafizara deficitara)

--nuclei epifizari dezvoltati în timp normal, neregulati, turtiti, prea mari / mici

-- metacarpiene 2-5 cu epifize distale conice / crenelateDIAGNOSTIC: sebazeaza pe:platispondilia generalizata + anomaliiepifizare + eliminare urinara de keratosulfat

Displazii osoase

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Displazia spondilo-epifizara precoce

-Boala MORQUIO-

PLATISPONDILIE

Epifizeturtite,nemodelate

Displazii osoase

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Boala oaselor de marmura (osteopetroza, b. Albers-Schonberg)-familiala, ereditara-îngroşarea trabeculelor spongioasei, compactei cu sporire difuza aopacităţii scheletului ;-canalul medular al oaselor lungi micsorat /

disparut;-tesutul spongios cu densitate de compacta-striatii caracteristice în zonele de crestere:-benzi opace alterni nd cu benzi mai puţin opace ,în metafiza oaselorlungi- aspect de brad;-oase iliace- benzi arciforme;-vertebre-2 zonedense spre platouri (vertebre ” în sandwich ”); -craniu voluminos,oasele boltii ingrosate;virsta osoasa normala, absenta calcificarilor inalte tesuturi;-fracturi frecvente

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Boala Paget

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gDistrofie a oaselor lungi si craniu cu evolutie cronic ă:-oase lungi- debut diafizar, cu decalcifierea (os cu aspect sters);-compacta se ingroasa prin apozitie periostala,remanierespongioasa ( “se spongiozeaza”)= structura fibrilara cu trabeculegroase. Oasele lungi se alungesc, se ingroasa, se curbeaza, aparfracturi.-craniu- creste in dimensiune--demineralizat, cu zone transparente---se condenseaza, oasele

boltii se ingroasa pe seama tabliei externe

-vertebre- aspect scamosat, patat de atrofie hipertrofica, tutite--vertebra cu chenar, vertebra de fildes

-bazin- structura scamosata, vatoasa--oasele sunt moi---deformare in inima de carte de joc

Boala Paget

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g


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