Evaluation of bleeding disorders.
Updated January 2021
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
STAT: 1 hour, Routine: 4 - 8 hours
- Blood Survey, Platelet Count
- PLATELET COUNT
STAT requests for this test will be performed on a STAT basis (supervisory staff approval is not required).
Contact Hematology Laboratory at 936-6866 for alternate collection materials when a manual platelet is ordered due to clumping.
Collect specimen in a lavender top EDTA K2 Vacutainer® tube or EDTA K2 Microtainer® tube. Send intact within 24 hours of collection if stored at room temperature or within 48 hours if stored refrigerated.
Questionable counts are confirmed by phase contrast microscopy at no additional charge.
CTAD tube may be collected when platelet clumps occur on two consecutive draws.
Fingerstick Thrombo-Tic may be collected if EDTA K2 and CTAD tubes have platelet clumps.
Contact Hematology Lab at 936-6866 for further information.