Cell populations
Depending on the assay, leukocytes, T cells, B cells, NK cells, monocytes and additional subsets can be measured.
Absolute and relative values
Absolute cell counts and percentages answer different questions.
Influencing factors
Infections, steroids, chemotherapy and timing of blood collection can affect measured values.
Longitudinal assessment
Serial measurements can show changes but do not replace established response assessment.
Medical notice: This content is for information and evidence orientation only and does not replace medical diagnosis or treatment decisions.