CD4 count
Absolute CD4 count
The number of "helper" T-lymphocytes in a cubic millimeter of blood. With HIV, the absolute CD4 count declines as the infection progresses. The absolute CD4 count is frequently used to monitor the extent of immune suppression in persons with HIV. Also called a T4 count.
CD4 Count
The number of T-helper lymphocytes per cubic millimeter of blood. The CD4 count is a good predictor of immune health. A CD4 count less than 200 qualifies as a diagnosis of AIDS
cd4 count
The number of helpter T-lymphocytes in a patients blood, usually expressed as the number of cells per cubic millimeter. When this value drops below 200, the patient has AIDS. Also called t cell count.