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ANESTESIOLOGIA > AGONISTAS ADRENERGICOS Y VASOPRESORES > Flashcards

AGONISTAS ADRENERGICOS Y VASOPRESORES Flashcards

1
Q

INDICACIONES DE LA DOBUTAMINA

A

INSUFICIENCIA CARDIACA

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2
Q

DOSIS DE DOBUTAMINA

A

2mcg/kg/min

AJUSTE GRADUAL DE 2-20mcg/kg/min

MAXIMO 40mcg/kg/min

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3
Q

INICIO DE ACCION DE LA DOBUTAMINA

A

12 MINUTOS

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4
Q

DURACION DE LA DOBUTAMINA

A

<10 MINUTOS

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5
Q

DEPURACION DE LA DOBUTAMINA

A

METABOLISMO HEPATICO

EXCRESION RENAL

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6
Q

INDICACIONES DE LA DOPAMINA

A

HIPOTENSION

INSUFICIENCIA CARDIACA AGUDA

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7
Q

DOSIS DE LA DOPAMINA

A

ALFA : 2-5mcg/kg/min

BETA: 5-15mcg/kg/min

DOPA: 20-50mcg/kg/min

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8
Q

MECANISMO DE ACCION DE LA DOBUTAMINA

A

AGONISTA ADRENERGICO BETA 1

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9
Q

MECANISMO DE ACCION DE LA DOPAMINA

A

DOPAMINERGICO DIFERENCIAL DEPENDIENTE DE LA DOSIS

AGONISTA ADRENERGICO ALFA Y BETA

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10
Q

DEPURACION DE LA DOPAMINA

A

METABOLISMO POR MONOAMINOXIDASA (MAO)

METABOLISMO POR CATECOL-o-METILTRANSFERASA (COMT)

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11
Q

INICIO DE ACCION DE LA DOPAMINA

A

5 MINUTOS

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12
Q

DURACION DE LA DOPAMINA

A

10 MINUTOS

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13
Q

INDICACIONES DE LA EFEDRINA

A

TRATAMIENTO A CORTO PLAZO DE LA HIPOTENSION

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14
Q

DOSIS DE LA EFEDRINA

A

5-10mg IV PRN, MAXIMO 50mg

0.1mg/kg

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15
Q

MECANISMO DE ACCION DE LA EFEDRINA

A

ESTIMULACION ADRENERGICA ALFA Y BETA INDIRECTA MEDIANTE LA LIBERACION DE NA EN LAS TERMINACIONES NERVIOSAS SIMPATICAS

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16
Q

DEPURACION DE LA EFEDRINA

A

ELIMINACION RENAL

17
Q

DURACION DE EFECTO DE LA EFEDRINA

A

3-10 MINUTOS

18
Q

INDICACIONES DE LA FENILEFRINA

A

HIPOTENSION

19
Q

DOSIS DE LA FENILEFRINA

A

BOLO 50-100mcg IV

20
Q

MECANISMO DE ACCION DE LA FENILEFRINA

A

AGONISTA ALFA 1 ADRENERGICO POTENTE

21
Q

DURACION DE ACCION DE LA FENILEFRINA

A

<5 MINUTOS

22
Q

DEPURACION DE LA FENILEFRINA

A

METABOLISMO HEPATICO Y EN PARED INTESTINAL

ELIMINACION RENAL

23
Q

INDICACIONES DE LA NOREPINEFRINA

A

HIPOTENSION

CHOQUE SEPTICO

24
Q

DOSIS DE LA NOREPINEFRINA

A

INFUSION: 0.02mcg/kg/min - 0.3mcg/kg/min

25
Q

MECANISMO DE ACCION DE LA NOREPINEFRINA

A

PRECURSOS DE EPINEFRINA

AGONISTA ALFA ADRENERGICO POTENTE
AGONISTA B ADRENERGICO MODERADO

26
Q

INICIO DE ACCION DE NOREPINEFRINA

A

1-2 MINUTOS

27
Q

DURACION DE NOREPINEFRINA

A

1-2 MINUTOS

28
Q

DEPURACION DE LA NOREPINEFRINA

A

METABOLISMO POR MAO/COMT

29
Q

INDICACIONES DE LA VASOPRESINA

A

CHOQUE SEPTICO/POSCARDIOTOMIA

30
Q

DOSIS DE VASOPRESINA PARA ESTADO DE CHOQUE

A

INFUSION 0.01-0.07 UNIDADES/MINUTO

31
Q

MECANISMO DE ACCION DE LA VASOPRESINA

A

ANALOGO SINTETICO DE LA ADH

RECEPTOR V1: CONSTRICCION DEL MUSCULO LISO, VASOCONSTRICCION DE LA VASCULATURA ESPLACNICA, CORONARIA, MUSCULAR Y CUTANEA

RECEPTORES V2: AUMENTO DE LA OSMOLALIDAD URINARIA Y DISMINUCION DEL VOLUMEN URINARIO

32
Q

DEPURACION DE LA VASOPRESINA

A

METABOLISMO HEPATICO Y ELIMINACION RENAL

33
Q

DURACION DE ACCION DE LA VASOPRESINA

A

10-20 MINUTOS

ANESTESIOLOGIA (12 decks)

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