T cells count, total

Procedure Information

What is a T Cells Count, Total?

A T Cells Count, Total is a type of lab test that is performed to measure the number and proportion of T cells present in the blood. T cells are part of the body's immune system and are vital for fighting off and preventing infection.

Why Would I Get a T Cells Count, Total?

A T Cells Count, Total is typically ordered for patients if their doctor suspects that there may be an immune system deficiency. It can also be ordered to monitor how well treatments for diseases like HIV or cancer are working, as well as to monitor the growth of immunosuppressants in people receiving organ transplants.

What Happens During a T Cells Count, Total?

During a T Cells Count, Total, a blood sample is taken from the patient and sent to a lab. At the lab, all of the types of white blood cells (WBCs) are separated and the number of T cells are counted. A total count is performed to determine the absolute number and proportion of T cells.

What to Expect After a T Cells Count, Total?

The results of a T Cells Count, Total typically come back within the same day or a couple of days. The results will include the absolute number of T cells and the proportion of T cells in relation to the other WBCs. The results may be compared to normal ranges to determine whether the patient is at risk for infection.

Conclusion

A T Cells Count, Total is a lab procedure that measures the number and proportion of T cells, which are a type of white blood cell. It is ordered if the patient's doctor suspects an immune system deficiency, to monitor how well treatments for disease are working, or to monitor the growth of immunosuppressants. The results are typically returned within a day or two, and may be compared to normal ranges to determine infection risk.