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White Blood Cell Count

Laboratory - : Hematology

Test ID :
WBC
Test Workstation :
MAHM1
Specimen Type:
Blood
Tube Type:
Purple top (EDTA) tube: Whole Blood
Collection Volume:
300 ul microtainer, 2.0 ml macrotainer
Minimum Volume:
300 ul microtainer; 1.0 ml mactrotainer
Preferred Volume:
300 ul microtainer, 2.0 macrotainer
Cause for Rejection:
Specimen hemolyzed, clotted, diluted with IV fluid; drawn with heparin or contaminated with heparin, tubes improperly filled; specimens at RT for more than 8 hours or 4C for more than 24 hours
Storage:
Refrigerated
Availability:
Daily, 24 hours;STAT
Methodology:
Impedance measurement with Optical Flow fluorescence measurements and Spectrophotometry
Special Instructions:
Indicate clearly if a specimen has been drawn form an arterial line that has been rinsed with heparin.
Lab/Phone:
330-746-9623
TAT:
8 hours
Additional Info:
Reference range is available on patient report
CPT Code:
85048
Synonyms:
White Count, Total WBC; Leukocyte Count

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