Listeria monocirogénica Flashcards

1
Q

Gram

A

Positivo

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2
Q

Hemólisis

A

Beta débil

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3
Q

Cómo son bajo el microscopio?

A

Muy cortos (parecen cocos), no ramificados

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4
Q

Forman esporas

A

No

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5
Q

Cómo se infecta?

A

Ingesta de alimentos refrigerados contaminados

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6
Q

Patogenia

A
  • Inmunes a la eliminación por anticuerpos porque entran a los macrófagos
  • Destruye enterocitos
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7
Q

A qué personas afecta más?

A

Defectos en la inmunidad celular
- Embarazadas
- Recién nacidos
- Adultos mayores

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8
Q

Enfermedades neonatales

A
  • Septsis neonatal: Infección al momento del parto
  • Granulomatosis infantiséptica (Transpacentario): es causa de aborto
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9
Q

Enfermedades en ancianos e inmunocomprometidos

A
  • Meningitis (Por monocitos)
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10
Q

Enfermedad en mujeres embarazadas

A
  • Enfermedad tipo gripal
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11
Q

Tratamiento

A
  • Sensible a antibióticos
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12
Q

Hay colonización?

A

Sí, hay portadores fecales sanos

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