Parvovirus Flashcards

1
Q

Tipo de genoma

A

ssDNA

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2
Q

Envuelto o desnudo

A

Desnudo

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3
Q

Qué infectan?

A

Células activas mitóticamente
- No polimerasa
- No estimulan el crecimiento celular

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4
Q

Patogenia

A
  • Destruyen eritrocitos
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5
Q

Dónde se replica?

A

Vías respiratorias superiores
- Viremia
- Médula ósea

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6
Q

Fases

A
  • Fébril: Infecciosa
  • Sintomática: Sistema inmune (exantema)
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7
Q

Epidemiología

A
  • 65% de la población ha sufrido infección por B19 a los 40 años
  • Eritema más común en niños
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8
Q

Transmisión

A

Gotas y secresiones orales

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9
Q

Enfermedades

A
  • Eritema infeccioso
  • Poliartritis en adultos
  • Crisis aplásica
  • Hidropesía fetal (EDEMA)
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10
Q

Eritema infeccioso

A
  • Quinta enfermedad
  • Mejillas
  • Manos y pies
  • Benigna
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11
Q

Poliartritis en adultos

A
  • manos
  • tobillos
  • muñecas
  • rodillas
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12
Q

Crisis aplásica

A

Reducción de la eritropoyesis

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13
Q

Hidropesía fetal

A

EDEMA (ascitis)
- Aborto

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14
Q

Diagnóstico

A
  • Clínica
  • PCR
  • Inmunoglobulinas M y G
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15
Q

Tratamiento

A

No hay

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