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Endocrinologia 2.0 > Feocromocitoma > Flashcards

Feocromocitoma Flashcards

1
Q

Definicion

A

Tumor de la médula suprarrenal donde ocurre una hipersecrecion de catecolaminas

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2
Q

HTA Paroxística

A

65%

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3
Q

HTA sostenida

A

35%

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4
Q

Feocromocitomas bilaterales

A

10% en adultos y 35% niños

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5
Q

Etiología familiar MEN tipo 2A

A

Mutaciones 10 y 11

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6
Q

Etiología familiar MEN tipo 2B

A

Mutaciones 15 y 16

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7
Q

Etiología por VHL

A

3p25-26

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8
Q

Etiología por INF-1

A

17q11.2

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9
Q

Catecolaminas en el receptor alfa

A

Vasoconstricción

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10
Q

Catecolaminas en el receptor beta

A

Vasodilatación

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11
Q

Cuadro clínico 5H

A

HTA 149-90
Hiperglucemia
Hiperhidrosis
Hipermetanolismo
Headache

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12
Q

Cuadro clínico

A

Necrosis
Gangre
Raynaud
Taquicardia
Ansiedad
Arritmias
Náusea y vomito
Estreñimiento

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13
Q

Diagnóstico

A

HTA prolongada y sostenida aún con Tx
Sintomas adrenergicos
Medición de metanerfinas plasmáticas y en orina (normal es de 0.47)
Estudios de imagen

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14
Q

Tx preoperatorio

A

Bloquear ambos receptores
A:fenoxibetazomina
B:propanolol

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15
Q

Tx definitivo

A

Suprarrenalectomia

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Endocrinologia 2.0 (10 decks)

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