Viral Hepatitis Flashcards
How is hepatitis A spread?
Faeco-oral
Poor hygiene/overcrowding
Hepatitis A is associated with gay men having sex and IV drug users. True/False?
True
Does hepatitis A produce chronic infection?
No
Which age group has peak incidence of symptoms associated with hepatitis A?
Older children - young adults
How is hepatitis A confirmed in the lab?
Serology (clotted blood)
Hep A IgM
Hepatitis E is more common than hepatitis A in the UK. True/False?
True
How is hepatitis E spread?
Faeco-oral
Zoonosis
Person-person in immunocompromised/tropics
Hepatitis D is only found with hepatitis B infection. True/False?
True
Exacerbates hepatitis B infection
How is hepatitis B spread?
Blood-blood
Sex
Hep B s Ag is present in all hepatitis B -infected individuals. True/False?
True
HBsAg present for 4 months indicates chronic infection. True/False?
False
Present for > 6 months in chronic infection
Which hepatitis B markers are usually present in highly infectious individuals?
Hep B e Ag
Hep B virus DNA
Presence of anti-Hep B IgG indicates acute infection. True/False?
False
Presence of anti-Hep B IgM indicates acute infection
How is hepatitis C spread?
Blood-blood
Sex (although not as easily as hepatitis B)
Are antivirals given in acute hepatitis?
No