Ulta Lab Tests

Natural Killer Cells Test

The Natural Killer Cells Test measures absolute counts and percentage of NK cells (CD3-CD16+CD56+) and absolute lymphocytes using flow cytometry. Low NK cell numbers are associated with susceptibility to viral infections such as cytomegalovirus and varicella. This test supports evaluation of immune function, especially in patients with recurrent viral illness or suspected immunodeficiency.

Blood
Blood Draw
There are no preparation instructions.

The following is a list of what is included in the item above. Click the test(s) below to view what biomarkers are measured along with an explanation of what the biomarker is measuring.

Absolute Lymphocytes

CD3-/CD16+CD56+ (%)

Natural Killer Cells

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The Natural Killer Cells Test test contains 1 test with 3 biomarkers .

This test measures Natural Killer cells. Measurement of NK cells is useful in the diagnosis of retinoblastomas, medullblastomas, astrocytomas, and neuroblastomas.

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