Epatite HAV Flashcards

1
Q

HAV FAMIGLIA

A

Picornavirus

sRNA (+)
- Vpg (5’)
-poliA (3’)

capside icosaedrico

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2
Q

Trasmissione HAV

A

FECO-ORALE

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3
Q

Diagnosi HAV

A

RT-PCR

Sierologica con ricerca IgM anti-HAV

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4
Q

Terapia HAV

A

Vaccino inattivato

  • somministrato dopo 1 anno di età
  • adulti a rischio (viaggiatori/omosessuali/tossicodipendenti)
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5
Q

Struttura HAV

A

Capside icosaedrico

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6
Q

Recettore HAV

A

Recettore HAVCR-1
- epatociti
-linfociti T

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7
Q

HAV NON CRONICIZZA

A
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8
Q

Manifestazioni cliniche

A

Incubazione 15-50gg

Eliminazione tramite feci

Sintomi iniziali + comparsa di ittero

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9
Q

Immunità HAV

A

Permanente per tutta la vita

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10
Q

Dove replica HAV

A

Cell. Epatiche + Kuppfer

Rilascio nella Bile

Eliminazione tramite feci

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