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Information provided for the test includes types of specimens required, volume and handling instructions. If you are unable to locate the test you need please call our Client Services Department at 1-800-877-7016.


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HH      Hemoglobin and Hematocrit
Reported as: HGB AND HCT
Also known as: H and H, H&H
Specimen Requirements
Collect:  One lavender (EDTA) 3.0 mL (also acceptable: EDTA microtainer)
Transport:   3.0 mL (min: 1.0 mL) whole blood refrigerated
Stability for microtainer samples obtained by fingerstick or heelstick is 8 hours ambient and 24 hours refrigerated
Unacceptable Conditions:  6.0 mL lavender (EDTA)
Frozen, hemolyzed, or clotted specimens.
Stability:  Ambient: 12 Hours / Refrigerated: 24 Hours / Frozen: Unacceptable
Test Performance
Performed:  Daily
Reporting Time:  Final within 24 Hours
CPT Codes
85018, 85014
Interpretive Information
Test performed on K3 EDTA, HCT and MCV may be slightly elevated compared to K2 EDTA.
Hemoglobin (HGB)Hematocrit (HCT)
Revision History
07/29/2015Specimen RequirementsAdded 6.0 mL lavender EDTA to Unacceptable Conditions per DB 9701.

The information on this page is current as of 11/25/2015.
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