White Blood Cell Count, Blood

Test Code

WBC

Alias/See Also

Blood WBC, WBC

CPT Codes
85048

Preferred Specimen

Draw blood in a lavender-top (EDTA) tube, and send 3 mL (minimum volume: 1 mL) of blood. Note: White blood cell count parameters are only stable for up to 12 hours.

Transport Temperature

Ambient

Methodology
Sysmex XE-5000

Setup Schedule

Monday through Sunday

Reference Range

TEST	UNITS	AGE	MALE	FEMALE
WBC	K/µl	0-14 days	8.04-15.40	8.16-14.56
		15-30 days	7.8-15.91	8.36-14.42
		31-60 days	8.14-14.99	7.05-14.68
		61-180 days	6.51-13.32	6.00-13.25
		6 months-<2 yrs	5.98-13.51	6.48-13.02
		2-9 yrs	4.0-12.0	4.0-12.0
		9-17 yrs	4.0-10.5	4.0-10.5
		17-127 yrs	5.0-10.0	5.0-10.0

Performed By
North Mississippi Medical Center Pathology Department

Performing Laboratory
NMMC Pathology Department

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.