Tests
Absolute Blood Lymphocyte Count
The number of lymphocytes found in a given volume of blood.
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Tests
The number of lymphocytes found in a given volume of blood.
Tests
The measurement of the number of helper T lymphocytes, which are T lymphocytes that express CD4, in a cubic millimeter of blood. It is calculated by multiplying 1000 by both the total leukocyte count and the percent of helper T cells in the differential leukocyte count.
Tests
The measurement of the number T lymphocytes, which are leukocytes that express CD3, in a cubic millimeter of blood. It is calculated by multiplying 1000 by both the total leukocyte count and the percent of T cells in the differential leukocyte count.
Tests
The determination of the number of helper alpha-beta T-lymphocytes in a sample.
Tests
A CD4 count is a blood test that measures the number of CD4 cells in a sample of your blood. CD4 cells are a type of white blood cell that circulates throughout the body in the blood. They're also called CD4 T lymphocytes or "helper T cells." That's because they help fight infection by triggering your immune system to destroy viruses, bacteria, and other germs that may make you sick.
Tests
The determination of the number of regulatory T-lymphocytes expressing CD4, CD25 and FOXP3 present in a sample.
Tests
The determination of the number of conventional effector memory T-lymphocytes in a sample.
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The determination of the number of conventional naive T-lymphocytes in a sample.
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The determination of the number of conventional stem cell memory T-lymphocytes in a sample.
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The determination of the number of conventional T-lymphocytes in a sample.
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The determination of the number of cytotoxic gamma-delta T-lymphocytes in a sample.
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The determination of the amount of cytotoxic terminally differentiated exhausted T-lymphocytes present in a sample.