Herencia Autosomica Recesiva Flashcards

1
Q

Fibrosis Quistica gen

A

Mutación gen CFTR en delta F508
7q31

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2
Q

Exceso de Na y Cl en sudor
Afecta páncreas y pulmones
Azoospermia
Ictericia
EPOC
Pólipos Nasales

A

Fibrosis Quistica

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3
Q

Fibrosis Quistica heterogeneidad y dx

A

Heterogeneidad alelica
Dx tamiz neonatal y determinación de electrolitos en sudor
PCR multiplex
Consauinedsd

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4
Q

Atrofia muscular espinal
Gen

A

Gen SMN1y SMN2 entre mas copias del gen mas LEVE
5q13.2

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5
Q

Degeneración de las motoneuronas
Hipotonia
Debilidad prox simétrica
Atrofia progresiva

A

Atrofia muscular espinal

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6
Q

Atrofia muscular espinal tipo mas grave

A

Tipo 1 Werdnig-Hoffman menos copias, mas grave muere antes de los 2 años

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7
Q

Tipo 2 Atrofia Muscular Espinal

A

Dubowitz
Fasciculacion de Lengua
7-18 meses

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8
Q

Atrofia muscular espinal tipo menos grave

A

Tipo 3
Mas copias
Debilidad muscular progresiva,
Escoliosis

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9
Q

Atrofia muscular espinal
Dx

A

Dx electromiografia, PCR, metilacion MLPA

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10
Q

Anemia Células Falciforme Anemia Drepanocitica mutación

A

Mutación gen Beta de hemoglobina S
11p15.5
Glutamate se sustituye por valina

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11
Q

Crisis dolorosas
Orina oscura
Ictericia + esplenomegalia+ hipertensión pulmonar
Obstrucción vasos sanguíneos

A

Anemia falciforme
Dx Frotis Sanguíneo

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12
Q

Epidermolisis Bullosa
Sx

A

Niños Mariposas
Fragilidad piel y Ampollas

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13
Q

COL7A1

A

Epidermiolisis bullosa
Dx Fish, PCR

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14
Q

Gen TYR 11q14

A

Albinismo Oculo Cutáneo

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15
Q

Albinismo def de que enzima

A

Tirosinasa (no melanina)

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16
Q

Hipo pigmentación
Fotosensibilidad
Nistagmo

A

Albinismo 11q14