Tumor de Wilms Flashcards

1
Q

Definición

A

tumor maligno embrionario derivado del blastema nefrogénico

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2
Q

Importante

A

Es propio de la Edad Pediátrica

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3
Q

Epidemiologia

A

✓ 98% ocurre en < 10 años (peak 3-4 años)

✓ 10-15% asociado a síndromes y anomalías congénitas.

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4
Q

Clínica

A

▪ Usualmente :masa abdominal sin síntomas asociados

▪ Cuadro clínico (20-30%): Dolor, hematuria, hipertensión y anemia

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5
Q

Localización

A

Riñón, 5-10% puede ser bilateral

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6
Q

Macroscopia

A

lesión multinodular única, grande y bien delimitada, blanco-grisácea, a veces con áreas quísticas, hemorrágicas y necróticas

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7
Q

Microscopia

A

Tumor trifásico(blastema ,epitelial y estromal)

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8
Q

Pronostico

A

→ Sobrevida de aproximadamente 90%

→ Factores pronósticos → Histología y grado

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