Isquemia intestinal. Flashcards

1
Q

Isquemia intestinal. Factores predisponentes

A

Estados protromboticos
Trastornos hematologicos
Trastornos inflamatorios
Estados post qx

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2
Q

Isquemia intestinal. Clinica

A

Dolor abdominal posprandial, progresivo, caracteristicamente desproporcionado a los hallazgos clinicos.
Distension abdominal, sangrado intestina franco u oculto, sensibilidad de rebote, defensa y ausencia de ruidos peristalticos,

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3
Q

Isquemia intestinal. Lab

A

Leucocitosis
Hemoconcentracion
Elevacion del dimero D
Acidosis lactica

Amilasa + acidosis lactica: sugestivo de necrosis intestinal

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4
Q

Isquemia intestinal. Dx. Estudio de imagen inicial

A

Rx simple abdomen

Ileo, engrosamiento de la pared intestinal, neumatosis intestinal o impresiones dactilares (isquemia en colon)

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5
Q

Isquemia intestinal. Dx. Estudio de imagen util para identificar trombosis a nivel vascular

A

USG doppler

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6
Q

Isquemia intestinal. Dx Estudio de imagen eleccion

A

Tomografia helicoidal con reconstruccion

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7
Q

Isquemia intestinal. Dx. Estandar de oro

A

Angiografia

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8
Q

Isquemia intestinal. Tx de soporte

A

Tx inicial. Papaverina intraarterial para el vasoespasmo
Correccion de acidosis lactica
Soluciones
Descompresion con SNG

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9
Q

Isquemia intestinal. Tx en caso de patologia tromboembolica

A

Trombolisis con uroquinasa

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10
Q

Isquemia intestinal. Tx en caso de trombosis arterial mesenterica

A

Revascularizacion qx con injerto protesico o autologo de vena safena

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11
Q

Isquemia intestinal. Tx en pacientes estables

A

Angioplastias, colocacion de stent, trombolisis.

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12
Q

Isquemia intestinal. Tx de embolismo arterial mesenterico + signos de peritonitis

A

Laparotomia exploradra con embolectomia qx y reseccion del intestino infartado

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13
Q

Isquemia intestinal. Tx de embolismo arterial mesenterico mayor en ausencia de irritacion peritoneal

A

Terapia tromboembolica (estreptocinasa, alteplasa, urucinasa)

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14
Q

Isquemia intestinal. Tx de embolismo arterial mesenterico menor en ausencia de irritacion peritoneal

A

Tromboliticos, anticoagulantes (heparina, warfarina) y papaverina

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15
Q

Isquemia intestinal. Tx de isquemia mesenterica no oclusiva

A

Papaverina

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16
Q

Isquemia intestinal. Tx de tombosis venosa mesenterica

A

Reposo intestinal, anticabulacion (heparina y warfarina)

Caso refractario. Trombolisis venosa y trombectomia qx

17
Q

Isquemia intestinal. Causa mas fx de angina intestinal.

A

Embolo de la arteria mesenterica superior.

18
Q

Isquemia intestinal. Afeccion cardiaca que predispne a trombosis mesenterica.

A

Fibrilacion auricular.