8.2 Hepatitis B Flashcards

1
Q

Agente causal

A

-VHB
- ADN

  • Etiología: Hepadnavirus
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2
Q

Transmisión

A
  • Vía sanguínea
  • Sexual
  • Vertical

Drogas IV en países desarrollados

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3
Q

Epidemiología

A

Es la causa del 5% al 20% de cirrosis y carcinoma hepático

Empeora si se junta con D

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4
Q

¿Qué significa?
Antígeno S
Antigeno E

A

Antígeno S -> Superficie
Antigeno E -> Replicación

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5
Q

¿Cuánto dura el antígeno de superficie

A
  • > 6 meses = Ya es crónico
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6
Q

Memoriza

A
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7
Q

Tx niños < 12 años

A
  • IFN a
  • Lamividina
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8
Q

Tx mayores de 12 años

A
  • IFNa y Lamivudina +
  • Tenofovir
  • Entecavir
  • Adefovir
  • Telbivudina
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