CD 3 /CD 4 /CD 8

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The CD3 / CD4 / CD8 test measures key T-lymphocyte subsets in blood to evaluate immune system status and function.

₹2099.00    ₹3000.00

CD3 / CD4 / CD8 testing is a specialized immunophenotyping blood test performed using flow cytometry.

CD3 represents total T-lymphocytes.

CD4 (helper T cells) play a crucial role in immune regulation.

CD8 (cytotoxic T cells) are responsible for killing virus-infected and malignant cells.

This test is widely used in HIV monitoring, immune deficiency disorders, autoimmune diseases, transplant evaluation, and monitoring immunosuppressive or antiretroviral therapy. The CD4/CD8 ratio is especially important in assessing immune balance and disease progression.

Frequently Asked Questions

It is used to assess immune function, especially in HIV and immune disorders.

CD4 count indicates immune strength and disease progression, especially in HIV patients.

CD8 measures cytotoxic T cells involved in killing infected or abnormal cells.

Typically around 1.0–3.0 (may vary by lab and clinical condition).

No fasting is required.

A blood sample is analyzed using flow cytometry technology.