HIV/AIDS Virus

Diagnosing HIV/AIDS

HIV testing has advanced as quickly as its treatment options. Learn about diagnostic tests your doctor can run and the in-home testing options available.
Flow cytometry, illustration.
How Flow Cytometry Is Used in Cell Testing
Medically reviewed by Doru Paul, MD
A lab technician performing a rapid HIV blood test.
What to Expect Before, During, and After an HIV Test
Medically reviewed by Latesha Elopre, MD, MSPH
Lab technician putting blood sample on a slide for HIV testing
Does a Negative HIV Test Result Give an All Clear Sign?
Medically reviewed by Latesha Elopre, MD, MSPH
Woman receiving news from a doctor
Understanding What It Means If Your HIV Test Is Positive
By James Myhre & Dennis Sifris, MD
HIV Testing Form
How Doctors Can Tell the Difference Between New and Old HIV Infections
Medically reviewed by Latesha Elopre, MD, MSPH
A sad man sitting on his bed
How to Know If You Have an HIV Infection
Medically reviewed by Latesha Elopre, MD, MSPH
Blood testing for HIV
What You Need to Know About Western Blot HIV Test
Medically reviewed by Latesha Elopre, MD, MSPH
A newborn at the maternity ward - stock photo
Diagnosing HIV in Infants and Toddlers
Medically reviewed by Latesha Elopre, MD, MSPH