What causes HIV infection?

Updated: Jul 27, 2020
  • Author: Shelley A Gilroy, MD, FACP, FIDSA; Chief Editor: Michael Stuart Bronze, MD  more...
  • Print

HIV disease is caused by infection with HIV-1 or HIV-2, both of which cause very similar conditions. They differ in transmission and progression risks.

Did this answer your question?
Additional feedback? (Optional)
Thank you for your feedback!