Adenocarcinoma De Colon Flashcards

1
Q

Es la neoplasia más común en colon.

A

Adenocarcinoma de colon

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2
Q

Edad en que afecta

A

60-70 años

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3
Q

Diaminuyen el riesgo de Ca. Colon

A

AINES

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4
Q

Porqué los aines disminuyen el roesgo de Ca. Colon

A

Inhiben COX-2

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5
Q

Carcinogénesis de Ca. Colon (2 vías).

A

- WNT: Activa la vía APC/B-catenina
- Vías de micro satélites

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6
Q

Vía que se activa en polipomatosis adenomatosa familiar y en Ca.colon

A

APC

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7
Q

La mayoría de los tumores de colon se localizan aquí ____.

A

Zona distal.

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8
Q

Un tumor en esta zona del colon causa estenosis.

A

Distal

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9
Q

Tumor en esta zona del colon causa distención del colon.

A

Proximal

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10
Q

Causa heces acintadas o como agujeras.

A

Tumor distal

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11
Q

Causa sangre oculta en heces.

A

Tumor proximal

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12
Q

El pronóstico es bueno cuando se mantiene en esta caoa.

A

Submucosa

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13
Q

El pronóstico es malo cuando …

A

Pasa la muscular propia

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