Image for HIV ANTIBODY/ANTIGEN SCREEN*

HIV ANTIBODY/ANTIGEN SCREEN*

An HIV antibody/antigen screen (often called a 4th-generation test) is a blood test that checks for both HIV antibodies (proteins your body makes to fight the virus) and the HIV p24 antigen (a viral protein present in high amounts during acute infection)
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  • Sample type: Stool water
  • Preparation: You must activate, collect, and ship back on the same day (must be a weekday). More details
  • Test type: Home Collection Kit

About the Test

An HIV antibody/antigen screen (often called a 4th-generation test) is a blood test that checks for both HIV antibodies (proteins your body makes to fight the virus) and the HIV p24 antigen (a viral protein present in high amounts during acute infection)



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