Human Immunodeficiency Virus (HIV) Infection - Exams and Tests
also may be tested for drug resistance when you are ready to begin treatment,
viral load numbers stop declining during treatment, or
viral load numbers become detectable after not being detectable while on
Drug resistance can occur when:
- There is a change in the way your body
absorbs the medicine.
- There are interactions between two or more
medicines you are taking.
- The virus changes and no longer responds
to the medicines you are taking.
- You have been infected with a
drug-resistant strain of the virus.
- You have not taken your
medicines as prescribed by your doctor.
Other medicines are available that may treat some
resistant strains of HIV.
How is AIDS diagnosed?
AIDS is the
last and most severe stage of HIV infection. It is diagnosed if the results of
your test show that you have:
The U.S. Centers for Disease Control and
Prevention (CDC) recommends that everyone should get tested for HIV as part of
their regular medical care. Also, the
United States Preventive Services Task Force (USPSTF)
recommends screening tests for HIV if:
- You or your sex partner(s) engage in
- You are pregnant.
Early treatment with highly active antiretroviral therapy (HAART) can reduce
the risk of passing HIV to your baby.
- You have been to a sexually
transmitted disease (STD) clinic or a tuberculosis (TB) clinic.