Vasculopatía Mesentérica Flashcards

1
Q

Tasa de mortalidad de isquemia mesentérica

A

80%

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2
Q

Ramas del tronco celiáco

A

Hepática común
Gástrica izquierda
Pancreatoduod SUPERIOR
Esplénica

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3
Q

Ramas de AMS

A

Pancreatoduod INFERIOR
Cólica media
Cólica der
íleocolica

*Irriga ID, Colon ascendente y transverso

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4
Q

Ramas AMI

A

Irriga colon descendente, sigmoides y recto

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5
Q

Arco de Riolano

A

Comunicación entre cólica media (AMS) e inferior (AMI), permite viabilidad del colon izquierdo si se obstruye AMI

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6
Q

V/F: El origen oclusivo (embolismo, trombosis) es de mayor mortalidad que el origen no oclusivo

A

Falso.

El origen no oclusivo (medicamentos vasopresores, choque cardiogénico) está asociado a la mayor mortalidad

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7
Q

Trombosis Venosa Mesentérica

A

Px jóvenes con alt coagulación
Baja mortalidad
Tx c/ anticoagulantes
Asintomática

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8
Q

Etiología más común

A

Trombosis (50%
Embolismo 25%
No oclusiva
TVenosa

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9
Q

Periodo de ventana

A

6 hras

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10
Q

CC de la isquemia crónica

A

*Dolor postprandial
-Miedo a comer
-Pérdida de peso
Sx malabsorción
Soplo abdominal

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11
Q

CC de isquemia aguda

A
DOLOR (no responde a analgésicos)
Evacuaciones con sangre
Abdomen distendido
Aire libre
*Es importante tomar en cuenta antecedentes: Edad, Arritmias, IAM, FA, etc
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12
Q

Labs

A

Leucocitosis extrema desp de varias hras (20k)
Hemodilución
Acidosis (ac. láctico) -> mortal

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13
Q

Datos recurrentes en estudios de imagen

A

Gas en vena porta
Edema interasa
Neumatosis intestinal

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14
Q

Abordaje tx

A

Realizar angiografía (GOLD STANDARD)
1. Embolectomía
2. Derivación aortomesentérica
Vasodilatadores en caso de causa no oclusiva (papaverina)

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15
Q

Abrdaje Tx (Crónica)

A

Angioplastía o puente

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