This test measures Natural Killer cells. Measurement of NK cells is useful in the diagnosis of retinoblastomas, medullblastomas, astrocytomas, and neuroblastomas.
Do not freeze.
Do not transfer whole blood to M4.
Submit the EDTA tubes at room temperature.
Reported (Analytical Time)
The CPT codes provided are based on AMA guidelines and are for informational purposes only.
CPT coding is the sole responsibility of the billing party.
Please direct any questions regarding coding to the payer being billed.