Lymphocyte Subsets

Department of Haematology

Notes

• Includes markers for B cells, T cells and NK cells.
• This test is usually performed as part of an investigation into a patient's immune function.
• Tests are performed by the North Bristol NHS Trust.
• This test would only be added onto a sample following discussion with a Consultant Haematologist. Please note, usually a fresh sample is required.

Sample Requirements

4ml EDTA sample

Read more information on performing flow cytometry on non-blood specimens

Turnaround Times

For turnaround times, see North Bristol NHS Trust's Immunodeficiency guidance.

Please note; The published turnaround time is taken from receipt of the sample in the Bristol laboratory. As this is a send away test, please take in to consideration sample transportation time and that Bristol do not provide routine services on weekends or bank holidays.

Reference Ranges

For reference ranges, please see the requisite section of the North Bristol NHS Trust's guidelines (PDF).