Sysmex XN9000 or manual spun method for capillary tubes
Evaluation of potential anemia or blood loss.
Updated March 2018
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Days Test Performed
Daily, 24 hours
STAT: 1 hour; Routine: 4 - 8 hours
Soft Order Code
H & H
Blood Survey, Hematocrit
STAT requests for this test will be performed on a STAT basis (supervisory staff approval is not required).
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Offsite Collection Instructions
Collect specimen in a lavender top EDTA K2 Vacutainer® tube or EDTA K2 Microtainer® tube. Three heparinized capillary tubes may also be filled 1/2 to 2/3 full, plugged, and placed together into a capped tube for transport. Send intact within 24 hours of collection if stored at room temperature or within 48 hours if stored refrigerated. Capillary tubes are acceptable only for manual spun Hematocrit (HCT).
Specimens clotted, diluted with IV fluid, containing fibrin strands and clumped platelets, or in underfilled or improper tubes will be rejected. Overfilled capillary tubes will be rejected.
3 ml EDTA K2 whole blood in Vacutainer® tube or 500 µl EDTA K2 whole blood in Microtainer® tube
1 ml EDTA K2 whole blood in Vacutainer® tube or 300 µl EDTA K2 whole blood in Microtainer® tube