Fenilcetonuria Flashcards

1
Q

Herencia ligada a fenilcetonuria

A

Autosomica recesiva

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2
Q

Mutación de fenilcetonuria

A

12q22-24.1

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3
Q

Indicencia de fenilcetonuria

A

1/10 000- 1/20 000 RN

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4
Q

Ausencia o deficiencia de

A

Fenilanina hidroxilasa

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5
Q

En qué momento dar tratamiento para fenilcetonuria

A

Primero 20 días para evitar retraso mental irreversible

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6
Q

Pilar de tratamiento de fenilcetonuria

A

Manejo dietético nutricional (restricción dietética de fenilanina)

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7
Q

Tipo de dieta en fenilcetonuria

A

Basada en aa baja en fenilanina

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8
Q

Niveles de sostén en fenilcetonuria

A

120-360 umol/L

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9
Q

Conversión que realiza la fenilalanina hidroxilasa

A

De fenilalanina a tirosina

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10
Q

Datos clínicos de fenilcetonuria

A

Piel clara cabello rubio ojos azules
Orina olor a 🐭 mojado

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11
Q

Compuesto eliminado por la orina en fenilcetonuria

A

Ácido fenilpiruvico

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12
Q

Incidencia de fenilcetonuria en México 🇲🇽

A

1/20 000 RN

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13
Q

Niveles de fenilalanina de dx en tamizaje

A

> 2mg/dl

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14
Q

Nivel de fenilcetonuria clásica

A

Fenilalanina >20 mg/dl sangre

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15
Q

Tratamiento en casos leves de fenilcetonuria

A

Sapropterina

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16
Q

Tiempo de tratamiento para fenilcetonuria

A

De por vida

17
Q

Por la restricción proteica puede haber ingesta insuficiente de

A

Ácido eicosapentaenoico

18
Q

Hallazgos en RM en pacientes con fenilcetonuria clásica no diagnosticada tempranamente

A

Lesiones en sustancia blanda y sustancia gris alteraciones en cuerpo calloso cerebelo y ganglios basales