CD3 - CD4 - CD8 count test is a blood test used to determine the activity of the immune system in immunocompromised people.
The CD3 - CD4 - CD8 count test use flow cytometry technique that uses monoclonal antibodies against CD3, CD4, and CD8 with different fluorescent colors, to help detect and identify at the same time. Accurate markers on the surface of lymphocytes, as well as the percentage and absolute numbers of TCD3, TCD4, and TCD8 lymphocytes in patient samples.