Days Set Up
Daily, 24 hours
Analytic Time

STAT: 1 hour; Routine: 4 - 8 hours

MiChart Code
Hematocrit
Soft Order Code
HCT

Test Updated:

Synonyms

H & H
Blood Survey, Hematocrit
HEMATOCRIT
HCT

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Find a Requisition

All specimens should be accompanied by a requisition.

Submitting Specimens

Learn about how to properly label and where to ship specimens.

Order Kits and Supplies

MLabs provides all the supplies necessary for the collection of specimens.

Test FAQ

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Test Overview

Test Methodology

Sysmex XN-9100 or manual spun method for capillary tubes

Test Usage

Evaluation of potential anemia or blood loss.

Reference Range

Updated January 2021

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Specimen Requirements

Collection

Liquid EDTA K3 collection tubes are not acceptable and will be rejected due to possible dilutional effects.

Collection Onsite

Collect specimen in a lavender top EDTA K2 Vacutainer® tube or EDTA K2 Microtainer® tube. Three heparinized capillary tubes may also be filled I/2 to 2/3 full, plugged, and placed together into a capped tube for transport. Send intact specimen at room temperature within 24 hours of collection. Capillary tubes are acceptable only for manual spun Hematocrit (HCT).

Collection Offsite

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).

Red Top Tube
Normal Volume
3 ml EDTA K2 whole blood in Vacutainer® tube or 500 µl EDTA K2 whole blood in Microtainer® tube
Minimum Volume
1 ml EDTA K2 whole blood in Vacutainer® tube or 300 µl EDTA K2 whole blood in Microtainer® tube

Billing Information

CPT Code
85014 (automated) or 85013 (spun)
Pro Fee Code
 
LOINC
 

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.

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