AINES Dr Boll Flashcards

1
Q

Derivados del AA:

A
  • Ruta COX ➜ PG
  • Ruta Lipoxigenesa ➜ Leucotrienos
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2
Q

Características y derivados de COX-1

A

COX-1 es constitutivo

  • PGE2
  • TxA2
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3
Q

Características y derivados de COX-2:

A

Es inducible

  • PGI
  • PGE2
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4
Q

Fármaco selectivo de COX-2

A

Celecoxib

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5
Q

Células que expresan los tipos de COX

A

COX-1: mayoría de tejidos

COX-2: las que están sufriendo un proceso inflamatorio = endotelio, fibroblastos, miometrio

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6
Q

Inductores de COX-2:

A

IL-1, TNF, endotoxinas

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7
Q

Fármacos con preferencia por COX-1:

A
  • Ketorolaco
  • Indometacina
  • Aspirina
  • Naproxeno
  • Ibuprofeno
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8
Q

Fármacos con preferencia por COX-2

A
  • Piroxicam
  • Diclofenaco
  • Celecoxib
  • Meloxicam
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9
Q

¿Dónde se localiza la COX-3?

A

Área preóptica del hipotálamo

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10
Q

Fármaco con presentaciones tópicas útiles que se acumula en articulaciones:

A

Diclofenaco

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11
Q

Fármaco selectivos de COX-2:

A

Celecoxib

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12
Q

Función del TxA2:

A

induce agregación plaquetaria

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13
Q

¿Por qué se debe mantener bien hidratado al px cuando se utilizan AINEs?

A

Falla renal

Las PG inducen dilatación de arteriola aferente glomerular

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14
Q

AINE que tiene mayor riesgo de provocar un evento adverso cardiovascular:

A

Celecoxib

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15
Q

AINE con mayor posibilidad de EA renales:

A

Ketorolaco

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