Search or choose
Find the right test or package.
CD3 Count
The CD3 Count test is a blood test that measures the levels of CD3-positive T cells in the body. CD3 is a protein found on the surface of T lymphocytes (T cells), which play a vital role in immune defense. This test helps assess immune system function, diagnos...
DiagnosticsLab test
Know more about this test
The CD3 Count test is a blood test that measures the levels of CD3-positive T cells in the body. CD3 is a protein found on the surface of T lymphocytes (T cells), which play a vital role in immune defense. This test helps assess immune system functio...
Understanding CD3 Count
CD3 is a protein complex found on the surface of all mature T lymphocytes (T cells). It plays an essential role in transmitting signals inside the cell when T cells recognize and bind to harmful invaders such as viruses, bacteria, or abnormal cells. This signaling process activates T cells, enabling them to multiply and perform their immune defense functions.
The CD3 Count test measures the number and proportion of CD3-positive T cells in the blood. Since T cells are key to the immune system, this test shows how w...
What does CD3 Count measure?
The CD3 Count test is a blood test that measures the levels of CD3-positive T cells in the body. CD3 is a protein found on the surface of T lymphocytes (T cells), which play a vital role in immune defense. This test helps assess immune system function, diagnose immune disorders, and monitor conditions that affect T cells, such as leukemias, lymphomas, and immunodeficiency disorders.
Related parameters
How does home sample collection work?
Select slot
Pick a convenient time.
Phlebotomist visit
A trained expert arrives home.
Safe testing
Samples move through the lab process.
Digital reports
Reports are delivered online.