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Test Code WBC Leukocyte Count, Blood

Performing Laboratory

NRL-Hematology

Methodology

Automated Count

Specimen Requirements

Specimen must arrive within 48 hours of draw.

 

Specimen Type: Blood
Container/Tube: Lavender top (EDTA)
Specimen Volume: Full tube

Reference Values

0-1 month: 5.0-30.0 K/mm3
2-3 months: 6.0-19.5 K/mm3
4-18 months: 4.0-13.0 K/mm3
≥19 months: 5.0-10.0 K/mm3

 

Alert values (automatic call-back): 

< 3 days: < 2.0 or > 50.0 K/mm3

> 3 days: < 1.0 or > 50.0 K/mm3

 

Day(s) Test Set Up

Monday through Sunday

Turnaround Time:

1 hour

Specimen Transport Temperature

Ambient

Test Classification and CPT Coding

85048

LOINC Code Information

Name

LOINC Code

White Blood Count

6690-2