A 19-year-old woman presents to the GP requesting an HIV test. She had unprotected intercourse with a partner of unknown HIV status 2 weeks ago. She i...

Question

A 19-year-old woman presents to the GP requesting an HIV test. She had unprotected intercourse with a partner of unknown HIV status 2 weeks ago. She is well with no symptoms. At what point after potential exposure can a fourth-generation (combined antigen/antibody) HIV test reliably exclude infection?

Accepted Answer

45 days (6 weeks) from the date of exposure - the 'window period' for fourth-generation assays

Answer

24 hours

Answer

1 week

Answer

3 months

Answer

6 months

uk-drcog MCQ (SBA): HIV Test Window Period - Fourth-Generation