Hemorragia digestiva baja Flashcards

1
Q

Donde se localiza?

A

bajo el angulo de treitz

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2
Q

En quienes ocurre?

A

60-70 años

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3
Q

Manifestacion?

A

rectorragia
hematoquezia
15% melena

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4
Q

ppales causas

A

patologia ano-rectal
polipo intestinal, colonico o rectal
neoplasia anorectal
diverticulitis
angiodisplasias
enfermedad inflamatoria intestinal
isquemia intestinal
diverticulo de meckel
proctocolitis actínica

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5
Q

ppales causas sg edad

A

Todos
-enfermedad inflamatoria
-polipo
- infeccion

Jovenes:
- diverticulo de meckel
- malformacion vascular o intestinal

Adultos:
- enfermedad diverticular
- cancer
- isquemia intestinal
- angiodisplasia

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6
Q

Presentacion al examen fisico

A
  • color de la piel y mucosas
  • compromiso hemodinamico
  • aumento ruidos intestinales
  • sintomas asociados a varices por cirrosis
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7
Q

Ppales diagnosticos diferenciales de HDB

A

Patologia orificial:
- hemorroide
- fisura anal

Enfermedad diverticular

Angiodisplasia

Enfermedad inflamatoria intestinal

Cancer anorrectal

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