Anafilaxia Flashcards

1
Q

Que tipo de hipersensibilidad corresponde a la anafilaxia?

A

Tipo 1

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2
Q

Por quien es mediada la sensibilidad previa?

A

Linfocitos CD4

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3
Q

Que tipo de celulas proliferan

A

Mastocitos o celulas cebadas

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4
Q

Cual inmunoglobulina la media?

A

IgE

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5
Q

Menciona mediadores primarios de mastocitos

A

Histamina, serotinina y eparina

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6
Q

Mediadores secundarios de la inflamacion

A

Leucotrienos y prostaglandinas

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7
Q

A donde llegan los IgE

A

A los receptores de superficie de los mastocitos

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8
Q

Cual es el resultado de el antigeno + receptores

A

Liberacion de mediadores porq se degranula

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9
Q

Que produce la histamina

A

Vasodilstacion (hipotension) —> edema
Broncoconstriccion

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10
Q

Cuales son los tipos de anafilaxia

A

Anafilaxia sistemica y anafilaxia local (atopia)

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11
Q

Anafilaxias sistemicas

A

Edema laringeo
Diarrea
Urticaria
Choque anafiláctico es el mas grave

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12
Q

Anafilaxia local

A

Alergias a la comida

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13
Q

Cual es la celula que media la respuesta a traves de IgE

A

Mastocitos

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14
Q

Tratamiento inicial

A

Tratamiento basado en adrenalina o epinefrina INTRAMUSCULAR
Esteroides, antihistamínicos pero no es inicial

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15
Q

Activan las respuestas a los IgE pero no son mastocitos

A

Antibióticos

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