Ecografie Flashcards

1
Q

Ultrasunete

A

> 2000 mhz

Directionabile, reflexie, refractie
Se propaga prost prim aer os metal(d aia pun gel)

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2
Q

Tipuri de eco

A
Mod m-miscari
Bidimensionala-in timp real
Doppler-velocitatea fluxului sangvin
Tdi=tissue doppler imaging=volcitate miocard
2d speckle tracking-strain(deformare)
3d
Tee-transesofagiana
Eco contrast si eco iv
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3
Q

Eco bidimensionala

A

Pune cam parasternal stang: ax lung ax scurt
Apical 4/2
Subdiafragmatic(contrast cu ficatu)-de ex la emfizem; se vede bn septul interatrial(foramen ovale, sunt dr stanga-crd)

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4
Q

Indiastola cum sunt valvele

A

Deschuse amd

Gen si mirrala si aortica

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5
Q

Dc imi trb 2 camere

A

In boala cardiaca ischemica pt zone akinetice sau hipokinetice

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6
Q

Fe cum

A

Incidenta apicala ptc parasternala axu nu se vede

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7
Q

Mid m

A

Miscari in fct de timp
Seamana cu ekg(timp cm)

Masor diam in sistola si diastola

Valva mitrala-ant M, post W
M-se desc in diastola, se inchide putin si dupa aia e contractia atriala

Aorta desch sistola inchisa disstola
Avantaj rezolutie temp mare

Acum se folos pt masurare grosimi pereti chiar si fe

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8
Q

Doppler

A

Frecv unda si v relativa
Vine spre obs rosu
Pleaca albastru

Cand vine frecv mare

Diferenta de frecv e dp cu viteza
Cel mai bn ar fi daxa eram in vas

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9
Q

Doppler pulsat

A

Localizare precisa
Viteza=velocitate mica(<2)

Flux transmitral, tricuspidian, tranct de ejectie vs, vd
Flux venos pulmonar si suprah

Mai ex si doppler color-regurgitrari cu v f mare apar mozaic culoare(>2) turbulent

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10
Q

Doppler continuu

A

Localizare imprecisa
Velocitati mari

Flux aortic pulmonar
Gradier transvalvular
Regurgitari valvulare

In patologii

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11
Q

Doppler spectral

A

Viteza in fct de timp

Aflam flux in valve

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12
Q

Flux transmitral

A

Unda e- diastola, relaxare si intra sange(depinde de gradientul as vs)
Unda a-contractie atriala
(In vs)

Timo de decelare-unda e=rata de scadere a velocitatii umplerii corespunde rata de crestere a pres in vs

Daca pres sunt mari undele se oores brusc

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13
Q

Umplere la presiuni mari

A

Ins ca in vs e pres mare deci si in as tre sa fie

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14
Q

Disf disstolice tipuri

A

1relaxare intarziata(timp decelerare lund, e/a<1, presiuni normale

2 restrictiv(timp decelerare scurt, e/a>1) preaiuni cresute; e/a>2 
Atriul n are forta sa pompeze asa mult ca i ores f mare in vs

In fia dispare unda a

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15
Q

P sistolica vs=p aorta

A

120

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16
Q

P diastolica vs=p as

A

12

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17
Q

P in aorta cand cordul e in diastola e 80 dar in vs e 12. Dc?

A

Aorta e elastica si mentine pres

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18
Q

Dispneea cel mai imp dererminant

A

Presiunea de umplere..nuj

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19
Q

Eco sca

A

1anomalia de miscare a peretelui(hipok=>akin, diskin-miscare spre exterior si subtiere perete, anevrism-bombare in ext si subtirre sistolica in diatola) afectarea ingrisarii sistolice a oeretelui+miscare endocardica redusa spre interior

Aproximarea e calitativa; extindere prin nr de segmente de oerete

2afectare pompa(imp pt killip)
Fe-vizual sau simpson

3 pres de umplere si pattern transmitral

4complicatii(tromb-langa perete imobil, anevrism, rm acuta ischemica, infarct de vd, dsv, ruptura perete liber vs, r pericardica, pseudoanevrism-peticit de pericard)

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20
Q

Eco sca pereti

A

Indica artera coronara afectata
Gradul si extinderea depinde de severitatea ischemiei care depinde de localizare tromb

Daca e subtiat sau f ecogen e fibroza=vechi

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21
Q

Bullseye

A

Ai cu coronarele

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22
Q

Eco sca cu cn seamana

A

Scc
Perete hibernant tit hipokinetic e
Sechela e akin

23
Q

Ochiometris as=

24
Q

Cum se misca septul in sistola

A

Spre interior

25
Contrast spontan
Fum de tigara Mai ecogen Semn ca se fac trombi Presiuni de umplere mari
26
Eco ic
1 ev global fct sistolica Fe cu simpson sau eco3d Diam vs telesistolic si telediastolic si fractia se scurtare(parasternal ax scurt)nu e super ok Miscare catre apex a mirralei MAPSE(mod m) Doppler tisular(sept si per lat in reg inel mitral) ``` 2ev fct diastolica E PRIMA CARE APARE Flux transmitemral cu doppler pulsat Marime as normala=>exclude cr pres vs E/e’ doppler tisular<8 exculde pres telediastolic cres Crestere pap ```
27
Eco cardiomiopatii
Grosime pereti hvs sau boala de depozit Marime cavitati cmd, arvd, cmr Cinetica parietala cmd, cmr Pericard dg dif cmr
28
Atriu dilatat duce la
Presiune crescuta telediastolica in ventricul
29
Cardiomiopatie cu miocard noncompactat trabeculat
Cm prin noncompactare Criterii jeni Suspiciune eco Dg prin rmn
30
Eco valvulopatii
Integritate morfologie anatomie mobilitate Cauze mecanisme Semne acut cronic Severitate
31
Eco vm
Rm acuta Rm cronica St m
32
Eco pericard
Efuzie in infectii neoplasm imuno Tamponada-colaps cavitati Flux transmitral variaza exagerat cu resoiratia Flux transmitral si bv SCAD CU INSPIR VCI NU VARIAZA CU RESP Colapsul se vede in fereastra subdiafragm
33
Unde n am niciodata lichid pericardic
Posterios de as
34
Eco embolie
Vd dilatat si hipokinetic-semn de epa grava Estimare paps in vd normal posibil sa n am semne de embolie acuta masiva ptc nu poate sa creasca atat de mult pres Miscare siv cu aspect de D in ax scurt si se misca spre vd Trombi in ap
35
Eco epa acut
Semn mcconnel perete vd hipokinetic cu apex vd hiperkinetic Tap (timp de accelerare in ap)- scurt si anvelopa crestata Senn 60/60 paps<60 sintap<60
36
Eco aorta
Dilatari Ateromatoza Disectie si trombi
37
Ser barbotat
Opaciaza doar cav drepte | Daca opacifiaza cav stangi=> sunt dreapta stanga
38
Severitatea stenozei eco
Parasternal scurt pe mitrala Se deseneaza mitrala Sau Pht
39
Pressure half time
Aria mitrala=220:pressure half timeo
40
Cum se estimeaza pres din ad?
Cu vena cava Daca vc e dilatata si n are colaps in inspir ores f mare Daca i filatata dar are colap 10 mm Daca nu i nici nici e normala si cam 5
41
La fia si bav ce defibrilatir am nev
Monocameral
42
Tipuri disf diastolica
Normal Usor(relax intarziata) Pseudonormal Grav
43
La valsalva
Scade pres de umolere si pres in cac cardiace=> demascam aspectul de relaxare intarziata(la pseudonormal)
44
Umplere la p crescute(pe grafic nu uita)
Se muta graficul sus
45
Doppler mai face si
Bernouli ca am viteza hematiilor Pap=p vd =>pvd-pad=4v patrat Masor debit cardiac Obtin distanta din timpxviteza, masor diametru,==> Calculez volum bataie=> Integrala timp velocitatex aria=debit cardiac (x frecventa) Ecuatia de continuitate Ceva cu vri si tract de ej=> Suprafata aorta => a1xvti1=a2xvti2
46
Integrala timp velogitate
Puta aia in jos
47
Pt toate valvulopatiile cu stenoza
Pres mare inainte de stenoza si ores mica dupa=> | Gradient presiune
48
Tdi
Culoare in miocard 2d color si doppler puls Masuram viteza plafonului mitral Tit cu e, a
49
Speckel tracking=de defirmare
Puricii sunt transf in calitate Vedem cum se def o bucata de miocard Miscarea miocard
50
Eco 3d
Volum vs e cam ovalar elipsoidal | La vd ne trb 3d ca i dubios corelatie buna cu rmn pt fe si volume
51
Ttransesof
Embol in ureche stanga, ecou spontan, foramen obale patent Aorta desc(f post, langa esofag, sunt vecine) Priteze valvulare Endocardite(daca s mici ne scapa)
52
Sm eco
Deschidere in dom | Ecou de staza
53
In eco subst de ct e
Lichid cu microbule Pt cav si pereti(gen delimitez mai bn) Se vede pana si vascularizatia
54
Alternanta electrica
Swinging heart