Neuroimagen Flashcards

1
Q

Solución utilizadas para visualizar con mayor claridad los tejidos blandos, incrementa las diferencias entre los diferentes tejidos de acuerdo a la perfusión del órgano

A

Medio de contraste

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2
Q

Escala que se utiliza para mostar el rango de densidades del tejido al visualizar una TAC. La escala varía de -1,000 a +3,000.

A

Unidades Hounsfield

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3
Q

Corresponde al rango de UH que se muestra en la ventana

A

W

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4
Q

Corresponde al valor de UH dispuesto en el centro del amcho de la ventana

A

L

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5
Q

Estructuras de isodensidad

A

Encéfalo

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6
Q

Estructuras hiperdensas

A

Calcio, sangre, contraste

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7
Q

Estructuras hipodensas

A

Grasa, aire, LCR

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8
Q

Densidad del LCR

A

15 UH

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9
Q

Densidad de sangre fresca

A

30-45 UH

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10
Q

Densidad de sangre coagulada

A

50-75 UH

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