HIV Viral Load testing is used to measure which of the following?

HIV Viral Load testing specifically measures the amount of HIV RNA present in a person's blood. This quantification is crucial for understanding the level of active viral replication occurring within the body. The higher the viral load, the more active the disease is, which can inform treatment decisions and monitoring of therapy effectiveness. This test is essential for managing the health of individuals living with HIV, as it helps gauge how well antiretroviral therapy is working and whether adjustments need to be made.

The other options pertain to different aspects of HIV testing or unrelated medical conditions. For instance, the presence of HIV antibodies would be assessed through an antibody test rather than a viral load test, while the body's inflammatory response could be gauged through inflammatory markers and is not specific to HIV management. The mention of peptic ulcers is entirely unrelated to HIV testing and serves to illustrate that the focus of the viral load test is exclusively on the quantification of the virus itself.