sindromul cardiomiopatic Flashcards

(16 cards)

1
Q

cauze cardiomiopatie dilatativa

A

-idiopatica de multe ori, esentiala diferentierea cu cardiomiopatia dilatativa ischemica

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2
Q

fiziopat cardiomiopatie dilatativa

A
  • VB mic
  • presiune telediatolica si volum telediastolic mari => transmitere presiune retrograd

-miocard nehipertrofiat subtire => aritmii => palpitatii

  • contractilitate scazuta
  • dilatate inel mitral sau tricupidian
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3
Q

semne cardiomiopatia dilatativa

A
  • hTA
  • tahicardie
  • puls slab
  • cianoza periferica
  • galop protodiastolic = Z3
  • suflu de regurgitare mitrala
  • raluri pulmonare de la congestie
  • semne ICD - jugulare, ficat pulsatil, hepatomegalie sensibila, edeme, revarsat pleural, => edem pulmonar acut
  • suflu sistolic de regurgitare tricuspidiana accentuat ininspir

ECG - artimii si modficari de repolarizare

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4
Q

cardiomiopatia hipertrofica

A
  • fractie de ejectie normala sau marita
  • cavitate nedilalatata
  • se hipertrofiaza mai mult septul interventricular => ingustare orificiu de ejectie aortic (stenoza aortica?)
  • mecanism Venturi - mitrala e atrasa spre coloana de sange si duce si ea la ingustarea orifiicului aortic

=>OBSTRUCTIE SUBAORTICA DINAMICA

=» agravare si mai amre a functiei diatolice

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5
Q

caracter obstructie subaortica dinamica cardiomiopatie dilatativa

A

-mai mica lainceputul sistolei si se agraveaza spre sfarsitul sistolei

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6
Q

tablou clinic cardiomiopatie hipertrofica

A
  • disfunctie diastolica => ortopnee, dispnee
  • obstructie tract de ejectie => dispnee de efort, sincopa de efort (DC e fix si atunci nu mai ajunge suficient sange la creier daca se duce la muschi)
  • dezechilibru cerere-oferta (creste necesarul deoxihen si coronrele sunt compresate si agravate de disfuctia diastolica) => angina prectorala
  • artimiile (date de ischemie, fibroza, hipetrofie)

=> palpitatii sau sincopa (dispare ajutorul contractiei atriluiin fibrilatie atriala, ventriculara, VS are deja complianta scazuta )
=> moarte prin tahicardie ventriculara

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7
Q

cardiomiopatie hipertrofica

semne

A

-puls puternic care se atie brusc telesistolic d ela ingustarea tractului de ejectie

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8
Q

suflu cardiomiopatie hiperfrofica obstructiva

A

=caracter dinamic

  • crescut in ortostatism sau manevra Valsalva (scade RVP?_
  • scazut in clino sau ghemuit => creste RFG

=> diferentiere stenoza aortica valvulara

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9
Q

unde T negative gigante in derivatii precordiale

A
  • cardiomiopatia hipertrofica apicala

- nu e infarct

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10
Q

cardiomiopatia restrictiva

A
  • cavitati nedilatate
  • pereti nehipertrofiati
  • functie sistolica ok
  • disfucntie diastolica

=fibroza prin infiltrare

  • amiloidoza
  • diabet
  • sclerodermie
  • sarcoidoza
  • hemoromatoza
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11
Q

cardiomiopatia dilatativa consecinte

A
  • anterogra - DC mic

- retrograda - crestere presiune atriii s ventr => dilatarea atriilor care poate da fibrilatie atriala

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12
Q

cardiomiopatia restrictiva semne

A
  • hTA
  • semn Kussmaul -cresteere presiune jugulare n inspir (dat de incapacitatea mariri DC inefort cand peretii sunt fixi)
  • jugulare tugescente
  • Z3
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13
Q

cardiomiopatia inflaamtorie

A
  • virala
  • durere asociata pericarditei
  • febra
  • tahicardie neproportionala cu febra (mai mare?)
  • frecatura pericardica
  • embolie sistemica data de status procoagulant al inflmatiei
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14
Q

cardiomiopatia prin non compactare ventriculara

A

-2 straturi - unul epicardic compact, altul endocardic apongios trabecular

=> cardiomiopatie dilatativa
=>arirtmi
=> trombi formati in recesuri

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15
Q

cardiomiopati aritmogena

A
  • inlocuire miocite cu tesut fibroadipos
  • moarte subita la tineri, atleti

=duce la cardiomiopatie dilatativa prinmodificari structurale VD dar si stang

-pe parcurs este afectat si functia cardiaca

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16
Q

cardiomiopatia de stres (Tako-TSubo)

A

-apoex balonizat necontractil si baza normala contractila

=asemanator anevrism apicat dupa infarct, diferenta e ca e reversibil

-poate da suflu ca in cardiomiopati ahieprtrofica obstructivapentru ca celulel bazale sunt hipercontractate