CD4 count

noun

1. a blood test that measures the number of helper T cells, used to evaluate patients infected with HIV.

Example Sentences

CD4 count is the number of CD4 T-cells, a type of white blood cell, in the blood.

Read more on Science Daily

However, this new study suggests that guidelines should consider risk factors like previous opportunistic illnesses or having had a CD4 count below 200.

Read more on Science Daily

On the other hand, there are many people at a high risk for deadly disease—almost half the people diagnosed with HIV in Mexico are at an advanced stage of the infection with a CD4 count of 200 or less—which makes it clear that vaccines and drugs are needed, Crabtree Ramirez says.

Read more on Science Magazine

About one in three had a CD4 count — a proxy for the immune system’s strength — of less than 50, indicating severe immunosuppression.

Read more on New York Times

Her CD4 count, which measures the strength of the immune system, had fallen to 90, an often fatally low number.

Read more on New York Times