Genetica _ Up Flashcards

1
Q

Codominante

A

ambos alelos se expresan en ambos alelos

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2
Q

Semidominante

A

Fenotipo en homocitgotos es mas grqabe que en heterocifgotos

ej hipercolesterolemia familiar

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3
Q

Neurofibromatosis ✳️

A

🧬 AD **
Mutacion de novo 50 % ✳️

GEN NF1

Mnachas cafe con leche☕️🥛

-bordes con costa de califonria

nodulos de lynch 👁 = hamartomas del iris

🧠deficiit neurologico

-TDAH

🦴displasia de tibia

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4
Q

SD noonan

A

🧬 AD

  • PTPNI 1
    HRAS*
    SHP-2

50 % 👨‍👩‍👧 de novo

🌈🕊 cara en triangulo

hipertelorismo

💙 Cardiopatia 50-80 %

*** ESTENOSIS PULMONAR 🌈

frente amplia 🟦criptorquidia

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5
Q

MARFAN

A

cromosoma 15 🧬

fibrina 1 ( FBN1)

👁miopia

Pectus carinatus ***** ⛵️

Indice SS/ SSI > 1.05 aumento de brazada tall

signo del pulgar steinber y mulecca ealker murdochj positivos^^

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6
Q

Acondroplasia

A

🧬 FGFR3

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7
Q

dato patognomico de albimisno ?

A

NERVIO OPTICO ANOMALO**

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8
Q

Cromosomoàtias con mayor riesgo de enfermedades cardfiacas congenitas ¿

A

❤️ T13 y T18

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9
Q

% de RNv con CARDIOPATIAS que llegan a la vida adulta ?

A

❤️ 85 % ✳️

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10
Q

Agamaglobulinemia de BRUTTONn o ligada al X

A

🧬 BTK

ASOCIA A GIARDIA LAMBIA 🦠
ÇENCAPSULADOS: neumocoo y h influenza

NO VES LAS AMIGDALAAS**

TX INCIIAL —-> GAMMA GLOBULINA

🟪 < 2 % de linfocitos b ciruclates en citometria

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11
Q

Etapa de vida de mayor riesgo de morir en acondroplasia ?

A

Neonatal 👶🏻

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12
Q

CUADRO DE INMUNODEFICIENCIA COMBINADA SEVERA

A

💀muerte de hermano 👨‍👦‍👦 + DIARREAS

DX: ✅ reducciòn de dihidrorordoiramida

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13
Q

Agente causal de fiebre reumatica

A

Streptococo hemolitico del grupo A

Estreptococo piogenes

ò

cocos gram (✚ en cadenas ) 💎

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14
Q

Caracteristicas del ekg DE FIEBRE REUMATICA ?

A

🌈BLOQUEO AB de primer grado 8 espsoso novios )

PR PROLONGADO

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15
Q

lesion cardiaca mas fc de fiebre reumatica ¿

A

insufiencia mitral ✳️

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16
Q

GLUCOGENOSIS HEPATICA

A

🧬 CARA DE MUÑECA 🌈🎎

-Deficiencia 🧬 glucosa 6 fosfatasa

1A = Vongierke

🔬 DX: Determinaciòn enzimatica

17
Q

Es el tx de elecciòn en glucogenosis hepatica ¿

A

Dieta a base de almidones ✅🧁

18
Q

Criterios dx de SX de LI FRAUMENI

A

Criterios de chompret🧚🏻‍♂️

19
Q

🟧 tipo de ca extracolonico mas fc en sindrome de lynch ?

A

Ca de endometrio 💹