antianginosos Flashcards

1
Q

cuadro anginoso, causa

A

alt demanda y aporte O2, px hombre obeso >50, encorvados, mano al pecho

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2
Q

tratamiento

A

restablece equilibrio entre aporte y demanda, + aporte, - demanda

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3
Q

farmacos

A
  • riesgo IAM, 2 efectos: +O2, -demanda
    b-bloqueadores
    nitratos
    Ca ant
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4
Q

nitratos

A

antes, durante, todas las anginas
libera ON: vasodilatacion venosa, - precarga: -demanda, -GC
A: rapida, NO VO, Si sublingual, transdermica (quitar por 10-12hrs)
EA: inchazon periferica: vasodilatacion periferica, cefalea
sildenafil: -hipotension: taquicardia
isosorbida sublingual

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5
Q

b- bloqueadores

A

1 linea, bloquea a-1: vasodilatacion, bloqueo b-1: -GC
en Ang estable, inestable, IAM (- mortalidad, - incidencia, + vida), evitan taquicardia: bloqueo receptores adrenergicos
EA: Broncoconstriccion, bradicardia, hipotension
NO: verapamilo: bloqueo AV

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6
Q

farmacos b-bloqueadores

A

atenolol y metoprolol: b1, 2da gen
propranolol: b1,2,a1,1era gen

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7
Q

Ca antagonistas

A

bloqueo Ca: vasodilatacion, - poscarga, -GC, en todas anginas, indicados cuando b-bloqueadores estan contraindicados
EA: taquicardia refleja

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8
Q

Ca antagonistas, farmacos

A

amlodipino, nifedipino, felodipino, nicardipino, verapamil, diltiazem

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9
Q

tx sintomatologia ocasional

A

nitroglicerina/ isosorbida sublingual, durante

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10
Q

tx sintomatologia predecible

A

Nitroglicerina, isosorbida sublingual, antes de ejercicio

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11
Q

tx profilactico

A

b- bloqueador, nitrato accion prolongada, Ca ant

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12
Q

farmacos antiagregantes

A

aspirina, clipidogrel, abciximab, tirofiban

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13
Q

aspirina

A

prevencion 2daria, coadyuvante IAM, accidente isq transitorio, protesis valvulares
inhibidor COX
EA: hemorragia GI

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14
Q

clopidogrel, prasugrel, ticagrelor

A

bloquea: receptores adenosina difosfato P2Y12 plaquetarios
- trombosis: px SCA, angina inestable, nSTEMI, STEMI
prevencion 2daria: MI, EVC
EA: hemorragia, IBPS: - activacion

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15
Q

ant de glucoprot 2b/3a farmacos

A

abciximab
tirofiban
EA: hemorragia GI, urinaria, intracraneal

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16
Q

abciximab

A

AC monoclonal anti GP 2b/3a, prevencion: agregacion plaquetaria y trombosis, reestenosis vascular, reinfarto

17
Q

tirofiban

A

ant reversible de GP 2b/3a, Ang inestable: prevencion trombosis coronaria