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PLATELET COUNT
Test CodePLT
Alias/See Also
PLT
CPT Codes
85049
Preferred Specimen
Whole blood collected in a full EDTA (lavender-top) tube, or minimum of 0.5 mL in Microtainer EDTA (lavender-top) tube
Minimum Volume
0.5
Other Acceptable Specimens
Patients that exhibit platelet clumps may benefit from having a second sample drawn in Sodium Citrate and tested for platelets only.
Transport Temperature
Room Temperature
Specimen Stability
Room Temperature: 24 hours
Refrigerated: 48 hours
Frozen: Not acceptable
Limitations
Clotted, hemolyzed or frozen samples. These samples will be rejected and a request for recollection will be made.
Last Updated: November 28, 2023