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Platelet Count

Laboratory - : Hematology

Test ID :
Test Workstation :
Specimen Type:
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
Daily, 24 hours; STAT
Impedance measurement with Optical Flow light scatter and fluorescent measurements and microscopic evaluation of a Wright's stained blood film
Special Instructions:
Indicate clearly if a specimen has been drawn from an arterial line or from a line that has been rinsed with heparin.
4 hours
Additional Info:
Reference range is available on patient report
CPT Code:
Platelets; Thrombocyte Count

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