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HEPATITELE ACUTE VIRALE

Proflaxie Curs 3

ASPECTE COMPARATIVE ALE VIRUSURILOR HEPATITICE

Virus

ncadrare

taxonoic!

StructuraTransitere

"e#ut

Cronici$are

Porta%

Incu#a&ie

'$ile(

HAVPicornaviru

s

ARN

monocatenar

Fr anvelop

Fecal-oral Brusc Nu 15-50

HBVHepadnavir

us

ADN dublu

catenar

Anvelop

Parenteral

e!ual

"nsidio

sDa #5-1$0

H%V FlavivirusARN

Anvelop

Parenteral

e!ual

"nsidio

sDa 1#-1$0

HDV Viroid-li&eARN circular

Anvelop

Parenteral

e!ualBrusc Da 15-'#

H(V %alicivirus ARN capsid Fecal-oral Brusc Nu 15-50

1

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A)en&i care deterin! a*ectare +e,atic! secundar!

HEPATITA VIRAL- ACUT- TIP A.HAV Etiolo)ie

ARN Picornavirus )* nm+ ne,nvelit

ani.estare acut sau in.ec/ie asimptomatic

Nu e!ist in.ec/ii cronice

Anticorpi protectori apar ,n urma in.ec/iei con.erind protec/ie pe via/

Nu e!ist porta

Reisten/ medie ,n mediul e!terior

Reist la '00% 2 timp de )0 min3+

Distrus la 1000% 2 1 min

Distrus de substan/e clori4ene

Tr!s!turi clinice /i e,ideiolo)ice

"cter dependent de vrst

6' ani 6107

'-1# ani #07-507

8 1# ani *07-$07

)

Virusul amaril

%o!sac&ie B

Adenovirus

Rubeolic+ rueolic

Virusurile .ebrelor

9emora4ice

%V

(BV

V:V

HV

Parvovirus B1;

Virusul urlian

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%omplica/ii