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Epic Code LAB299 White Blood Cell (WBC) Count

Test Name Alias

WBC Count | 8160

Interface Order Alias

10284

Collection Instructions

Specimen Collection: Blood

 

Container(s): Lavender top (EDTA)

Preferred Volume to Collect: 3.0 mL

Minimum Volume to Collect: 0.5 mL

Neonate Volume to Collect: 0.25 mL

Capillary collect ok? Yes

Microtainer acceptable: Yes

 

Collection Instructions:

  • After collection, gently invert tube 8-10 times.

 

Processing Instructions (Laboratory, Outpatient or Off-site collection)

  • Processed Specimen: Whole Blood EDTA
  • Centrifuge/Spin: No
  • Aliquot: No
  • Transport Temperature: Refrigerated 

Rejection Criteria

  • Clotted specimens
  • Frozen specimens

Specimen Stability

Ambient: 24 hours

Refrigerate: 48 hours (United Lab: 36 hours)

Laboratory Retention: 72 hours (United Lab: 7 days)

Test Frequency

Available 24 hours, usual TAT 1 day.

Reference Range

0 Minutes up to 1 Month: 6.00 – 20.00 x 109/L

1 Month up to 3 Years: 6.00 – 18.00 x 109/L

3 Years up to 9 Years: 5.00 – 15.00 x 109/L

9 Years up to 13 Years: 4.50 – 12.00 x 109/L

13 Years up to 150 Years: 4.00 – 10.80 x 109/L

The pediatric data is summarized/compiled from the literature.

 

Laboratory Critical Values Table

Performing Department

Hematology

Performing Department Laboratory Location

Corewell Health Reference Laboratory, Grand Rapids, MI
Corewell Health Big Rapids Laboratory, Big Rapids, MI
Corewell Health Blodgett Laboratory, Grand Rapids, MI
Corewell Health Gerber Laboratory, Fremont, MI
Corewell Health Kelsey Laboratory, Lakeview, MI
Corewell Health Ludington Laboratory, Ludington, MI
Corewell Health Pennock Laboratory, Hastings, MI
Corewell Health Reed City Laboratory, Reed City, MI
Corewell Health Greenville Laboratory, Greenville, MI
Corewell Health Zeeland Laboratory, Zeeland, MI

Methodology

Sysmex XN

CPT

85048

CDM Code

3058504801

Epic Test ID

1230101301

LOINC

WBC: 6690-2

Reviewed Date

3/17/2023