HIV/AIDS Glossary

Viral Rebound

Synonym(s): Rebound

When a person on antiretroviral therapy (ART) has persistent, detectable levels of HIV in the blood after a period of undetectable levels. Causes of viral rebound can include drug resistance or poor adherence to an HIV treatment regimen.

Related Term(s): Undetectable Viral Load


(Click to enlarge)
Viral rebound from undetectable to detectable viral loads

Search the Glossary

What's this?


AIDSinfo Glossary App

Download Glossary