Characteristics of Hepatitis Viruses

Characteristic

Hepatitis A Virus

Hepatitis B Virus

Hepatitis C Virus

Hepatitis D Virus

Hepatitis E Virus

Nucleic acid

RNA

DNA

RNA

*

RNA

Serologic diagnosis

IgM anti-HAV

HBsAg

Anti-HCV

Anti-HDV

Anti-HEV

Major transmission

Fecal-oral

Blood

Blood

Needle

Water

Incubation period (days)

15–45

40–180

20–120

30–180

14–60

Epidemics

Yes

No

No

No

Yes

Chronicity

No

Yes

Yes

Yes

No

Liver cancer

No

Yes

Yes

Yes

No

* Incomplete RNA; requires presence of hepatitis B virus for replication.

Anti-HCV = antibody to hepatitis C virus; anti-HDV = antibody to hepatitis D virus; anti-HEV = antibody to hepatitis E virus; HBsAg = hepatitis B surface antigen; IgM anti-HAV = IgM antibody to hepatitis A virus.