Test Name
WBC, Only
Specimen Type & Acceptability
EDTA Whole Blood
2 days refrigerated
General Use
Helps diagnose infections, inflammatory process, leukemia, immune disorders and other diseases.
CPT Code(s)
85048
Special Instructions
Immediately invert 10-15 times after collection to mix with anticoagulant and Send Entire tube to Laboratory.
Container/Tube Type
Volume
3 mL Min. vol. = 1 mL
Suggested Tube Types
Description
Typical Volume
Gold Top Serum Separator Tube (SST)
⋜ 5 mL
Tiger Top Serum Separator Tube (SST)
^For larger volume tests
> 5 mL
Red Top Tube (No additive)
⋜ 5 mL
EDTA Whole Blood
3 mL
3.2 % Sodium Citrate Whole Blood
2.7 mL
Lithium Heparin Plasma Separator Tube
⋜ 5 mL