Intoxicacion por Opioides Flashcards

1
Q

Actividad de los receptores MU

A
Analgesia supraespinal
Depresion respiratoria
Hipotermia
BRadicardia
Miosis
Euforia
Dependencia fisica
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2
Q

Actividad de los receptores KAPA

A

Analgesia espinal

Por ttratarse de receptores mixtos pueden aparecer efectos sobre receptores MU o SIGMA

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3
Q

Actividad de los receptores SIGMA

A
Estimulacion ventilatoria
Estimulacion simpatica
Midriasis
Taquicardia
Vomito
Alucionaciones
Disforia
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4
Q

Signos de la intox.aguda

A

Estupor o coma
Convulsiones (Propoxifeno y miperidina)
Hipo/arreflexia
Miosis (Excepto miperidina)

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5
Q

Signos CV de la intox.aguda

A

Venas esclerosadas
Pulso rapido debil o irregular
Bradicardia moderada
Shoc,hipotension

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6
Q

Signos resp. de la intox.aguda

A

Bradipnea o apnea
Edema agudo de pulmon no cardiogenico
Bronconstriccion (morfina y meperidina)
Toraz en tabla (Fentanil)

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7
Q

Signos cutaneos de la intox.aguda

A

Hipotermia
Marcas de puncion de las agujas
Cianosis

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8
Q

Signos de la intox.cronica

A
Disminucion de la euforia o disforia
Disminucion de la frec.respiratoria
Ausencia de dolor,ansiedad o culpa
Miosis
Estreñimiento
Impotencia
Amenorrea
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9
Q

Tratamiento

A

Naloxona

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10
Q

Indicaciones de la NAloxona

A
  1. 2-0.4mg IM repetido
    - Nx o.01mg/kg
    - 8 a 16,g intoxicacion grave por propoxifeno
    - 2gm en 500ml de sol.IV en 24h (intox.metadona)
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11
Q

Mantenimiento ocn naloxona

A
  1. 8mg en 500ml de suero p 8H

- diacepam: 10mg IV mientras persistan las convulsiones

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12
Q

Analisis tox.

A

En plasm, orina y jugo gastrico descartar otros depresiores del SNC.

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13
Q

Soporte respiratorio

A

Intubacion traqueal
Oxinacion O2 al 100
Asistencia respiratoria
Broncodilatadores en caso de espasmo

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14
Q

Soporte cardiocirculatorio

A

Tratar la hipoxia
Vasopresores
Limitar la adin. de liquidos
Forzar diuresis cuando la Pa se normalice

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15
Q

Complicaciones

A

Sx de abstinenica agiudo por reversion brusca de la naloxona
Recurrencia a la depesion
Edema agudo del P

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