What Is the CD4:CD8 Ratio Test Used For? CD4 and CD8 are two types of white blood cells in your blood. White blood cells help your body fight infections. If you have HIV infection, your doctor may use ...

Checking CD4 helper T cell levels up to 4 times a year has been a mainstay of HIV/AIDS monitoring, but the value of the test has diminished as the ability to directly detect viral RNA has improved and ...

The CD4 count is a test that measures how many CD4 cells you have in your blood. These are a type of white blood cell, called T cells, that move throughout your body to find and destroy bacteria, ...

A cheaper laboratory test that helps guide anti-retroviral drug treatment for people with HIV/AIDS may be just as effective as a more sophisticated test, a group of international researchers has found ...

CD4 counts show how strong your immune system is; lower counts mean a weaker immune response. The CD4 percentage shows what part of your white blood cells are CD4 cells and helps check how strong your ...

Beckman Coulter Inc. is developing a test for HIV patients that it hopes will be nearly as easy to read as a pregnancy test. It will measure CD4 cells in the patient’s blood stream – a crucial factor ...

VISITECT® CD4, developed by the Burnet Institute in Melbourne, Australia, is an affordable POC test that enables CD4 T-cell levels to be determined, quickly and conveniently, even in remote rural ...