Sx de X frágil: Flashcards

1
Q

Tipo de herencia del Sx de X frágil:

A

Herencia Autosómica Dominante.

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2
Q

Tipo codón expandido en el Sx de X frágil:

A

CGG

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3
Q

Gen mutado en el SXF:

A

FMR1

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4
Q

Cuadro clínico de un px con SXF:

A

Cara alargada y estrecha.
Orejas grandes y salidas.
Deficiencias auditivas y visuales.

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5
Q

Hallazgo fundamental de un SXF:

A

RETRASO MENTAL.

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6
Q

¿Cómo generar la sospecha diagnóstica de un probable SXF?

A

Todo varón o mujer con retraso psicomotor/mental de causa no aclarada.

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7
Q

Técnicas moleculares usadas para el dx de un SXF:

A

Southern blot y pcr.

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8
Q

Característica en los genitales que tienen los px con SXF:

A

Macroorquidia.

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9
Q

Dx diferenciales en un px con Sx de X fragil:

A

Sx de Prader Willi, Sx de Sotos, Autismo y Sx de hiperactividad.

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10
Q

Sintomas motores que pudiese tener un px con Sx de X frágil:

A

Convulsiones.

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11
Q

Cantidad de repeticiones de CGG necesarias para generar la mutación completa en el Sx de X fragil:

A

> 200 repeticiones.

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12
Q

Hallazgo fundamental característico en un px con Sx de X frágil:

A

Retraso mental.

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13
Q
A
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