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White Blood Count

Test Code
WBC


Alias/See Also
Absolute Neutrophil Count


Preferred Specimen
Whole Blood, EDTA, 1.0 mL minimum


Transport Container
Lavender top


Transport Temperature
Specimen stable 8 hours room temp., 24 hours refrigerated


Reference Range
See report for normal ranges. Critical Values: Adults <2 or >40 K/uL, Pediatrics <5 or >25 K/uL


Clinical Significance
Total white cell count is used to help establish a diagnosis, prognosis, or to monitor therapy. Leukocytes help protect the body from infection and disease.




The CPT Codes provided in this document 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 payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.