Inductores Flashcards

(21 cards)

1
Q

efectos propofol snc

A

potencicacion corriente cloro inducida por GABA ( mediante union a la ubunidad beta del receptor gaba A

  • inhibicion liberacion acetilcolina en hipocampo y corteza prefrontal
  • inhibicion de los receptores NMDA de glutamato
  • aumenta la concentracion de dopamina en el nucleo accumbens (sensacion de bienestar)
  • disminucion de los niveles de serotnina en el area postrema
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2
Q

dosis de mantenimiento propofol

A

50-150ug(kg/min

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3
Q

dosis sedacion propofol

A

25-75ug/kg/min ev

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4
Q

dosis antiemetico propofol

A

10-20mg ev se puede repetir cada 5-10 min

infusion 10 ug/kg/min

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5
Q

caracteristicas tiopental

A

hipnotico rapido
amnesico
neuroprotector

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6
Q

contraindicaciones tiopental

A

ASMA, EPOC HDN inestable, porfiria

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7
Q

propofol aclaramiento renal

A

30%

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8
Q

eliminacion por pulmones de propofol

A

20-30%

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9
Q

semivida de equilibrio entre concentracion plasmatica y efecto eeg propofol

A

2,5 min

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10
Q

reduccion de la PA (%) propofol

A

25-40%

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11
Q

sd de infusion de propofol

A

bradicardia aguda refractaria mas acidosis met o rabdomiolisis o hiperlipidemia o hepatomegalia o esteatosis hepatica
**miocardiopatia con ICA, miopatia e hipercalcemia

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12
Q

barbiturico sin metabolismo hepatico

A

fenobarbital

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13
Q

dosis tiopental

A

3-5 mg/kg

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14
Q

benzodiacepina mas liposoluble

A

midazolam

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15
Q

diazepam hidrosoluble?

A

no

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16
Q

orden de potencia benzodiacepinas

A

lorazepam>midazolam>diazepam

17
Q

subunidades alfa1

A

sedacion, amnesia retrograda, efecto anticonvulsivante

18
Q

subunidades alfa 2

A

ansiolitica, relajaacion musc

19
Q

dosis de induccion benzoadiazepinas

A

midazolam 0.05-0,15 mg kg
diacepam 0,3-0,5 mg /kg
loracepam 0,1 mg /kg

20
Q

benzodiacepinas que causan irritacion venosa

A

loracepam y diacepam

21
Q

dosis flumazenil

A

0,2 hasta total 3 mg

coma 0,5 hasta 1 mg