WBC




Test Mnemonic

WBC

CPT Codes

  • 85048 - QTY (1)

LOINC ®

6690-2

Aliases

  • White Blood Cell Count

Performing Laboratory

Cleveland Clinic Laboratories


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
2.5 mLWhole bloodEDTA (Lavender) RefrigeratedFill tube to at least half of fill volume.

Minimum Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
0.3 mL     

Stability

Environmental Condition Description
Ambient24 hours
Refrigerated48 hours
FrozenUnacceptable

Days Performed

Sun - Sat

Turnaround Time

8 hours

Methodology

Name Description
Automated Cell Counter 

Reference Range

WBC
Sex Age From Age To Type Range Range Unit
~  Days15 DaysUrgent<4.00 or >30.00K/uL
~15 Days31 DaysUrgent<4.00 or >30.00K/uL
~31 Days61 DaysUrgent<1.01 or >74.99K/uL
~31 Days61 DaysUrgent>149.99K/uL
~61 Days6 MonthsUrgent<1.01 or >74.99K/uL
~61 Days6 MonthsUrgent>149.99K/uL
~12 Years15 YearsUrgent<1.01 or >74.99K/uL
~12 Years15 YearsUrgent>149.99K/uL
~15 Years999 YearsUrgent<1.01 or >74.99K/uL
~15 Years999 YearsUrgent>149.99K/uL
~2 Years6 YearsUrgent<1.01 or >74.99K/uL
~2 Years6 YearsUrgent>149.99K/uL
~6 Years12 YearsUrgent<1.01 or >74.99K/uL
~6 Years12 YearsUrgent>149.99K/uL
~6 Months2 YearsUrgent<1.01 or >74.99K/uL
~6 Months2 YearsUrgent>149.99K/uL

Clinical Info

Evaluation of peripheral blood white cell count