Integrated Medicine

Question 1

When are symptoms of HepB noticed?

Answer 1

2-12 weeks

Question 2

Which antibody continues at high titre after response to infection of Hep B

Answer 2

Anti=HBc IgG

Question 3

Which blood tests should be requested in an IVDU with an unclear medical history

Answer 3

Hep B

• HBsAg |)prev hepB infection)
• Anti-HBc IgG ((prev hepB infection)
• Anti-HBs (sign of immunisation)

Anti-HCV Ab

Other blood borne viruses

Question 4

Which markers does someone have to be negative for in order to receive a Hep B vaccine?

Answer 4

HBsAg (marker of ongoing infection)
Anti-HBs (marker of previous vaccination)
Anti HBc ( marker of previous infection)

Question 5

What are the follow up guidelines RE needle stick injury?

Answer 5

Anti HBs at 3 months post exposure
Anti HCV and Anti HIV at 3 months for seroconversion

6 moth testing is still recommended but 95% will seroconvert in 3 months

Question 6

What is HBsAg

Answer 6

Marker of both acute and persistent infection

Question 7

If HBsAg is +ve what should be tested for next?

Answer 7

Anti HBc IgM which if positive indicates recent infection