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How is the CD56 Test Performed?

The CD56 test measures the ratio of killer cells (natural killer cells). It can be done using either blood or uterine tissue samples. However, for more accurate results, it is recommended to perform the test on uterine tissue.

Who is the CD56 test recommended for?

The CD56 test is done on patients who want to have children and have experienced multiple miscarriages. It can also be done on patients who haven't achieved pregnancy after transferring three or more healthy embryos.



  • CD56.

Turnaround time:

2-5 Working Days

If you require same day results, an extra payment of £20 can ensure you get your results by midnight on the day of testing; this is Subject to availability and turn around times. Please email or call us on 01793 535041 to enquire.


This service is only available to the age of 16 and above.

Furthermore, Any Cancellation within 48 hours prior to appointment will incur a charge of 20% of total service cost.

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