Histoplasmosis Flashcards

1
Q

Agente etiológico

A

Histoplasma capsulatum

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2
Q

Donde se localiza este hongo

A

Terrenos húmedos ricos en nitrogeno

  • Gallineros,
  • Lugares donde habitan aves
  • Cavernas (murcielagos)
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3
Q

Sinonimos de histoplasmosis

A
  • Enf. de Darling
  • Enf de las cavernas
  • Enf. del valle de Ohio
  • Reticuloendoteliosis
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4
Q

Vía de transmisión de Histoplasmosis

A

Respiratoria

  • Inhalación de microconidias
  • Son fagocitadas en los alveolos
  • Latentes hasta que disminuyen las defensas (SIDA CD4 <150)
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5
Q

Factores de riesgo para tener la enfermead

A

-Mineros
.Arqueólogos
-Espeleólogos
-Exploradores de cavernas etc…

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6
Q

Clínica Pulmonar

A
80% asíntomática
Clínica inespecifica
-Fatiga
-Mialgias
.Fiebre
-Escalogríos
-Tos no productiva
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7
Q

Clínica SNC

A

Meningitis

  • Encefalitis
  • Cefalea
  • Cambios de la personalidad
  • Focalización
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8
Q

Datos Rx

A
  • Nodulaciones

- Adenopatías parahiliares o mediastinales

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9
Q

Prueba Dx inicial

A

Biopsia del tejido infectado

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10
Q

Qué tinción se utiliza para analizar la biopsia

A

PAS o Metamina argentica

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11
Q

Metodo Dx de elección

A

Cultivo (pero tarda semanas, se prefiere frotis inicial)

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12
Q

Tratamiento de primera línea y casos graves:

A

Anfotericina B

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13
Q

Tratamiento de segund línea

A

Fluconazol o ketoconazol

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14
Q

Tratamiento en casoso leves y profilaxis

A

Itraconazol

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