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Test Code HCT Hematocrit

Important Note

Mixed specimen throughly by gentle inversion (8-10 times) immediately after collection

Performing Laboratory

Memorial Hospital Laboratory- Automated Procedures  304-388-5953       
General Hospital Laboratory 304-388-6244
Women and Children's Hospital Laboratory 304-388-2385
Teays Valley Hospital Laboratory 304-757-1770
Cancer Center Laboratory 304-388-8317
Plateau Medical Center Laboratory 304-469-8621
Greenbrier Valley Laboratory 304-647-6060

Specimen Requirements

Whole Blood-Lavender-top (EDTA) tube or microtainer

3 mL of  whole blood (minimum 1 full microtainer)

Specimen Rejection

  • Improperly labeled, collected, stored, and transported
  • Quantity not sufficient
  • Clotted specimen
  • Grossly hemolyzed
  • Contaminated

Storage and Stability

Room Temperature 18-24o C 24 hours
Refrigerate 2-8o C 48 hours
Frozen Unacceptable

Specimens analyzed on back up instruments at Cancer Center, Teays Valley or Women's and Childrens cannot be analzed if refrigerated longer than 8 hours.

Reference Values

    Male Female Male Female M/F M/F M/F
    >18yo >18yo 10-18yo 10-18yo 2-10yo 1mon-2yr 0-1 month
HCT % 41.0-53.0 36.0-47.0 35.6-45.6 32.9-46.2 34.0-43.8 31.5-42.4 37.8-66.6

Methodology

Coulter principle or centrifugation

Days Test Set Up and Turnaround

Monday through Sunday, Continuously

AM Collection Expected by 9AM same day
Routine Expected within 24 hrs
Stat Expected within 1 hr
Timed Expected results are test dependant

CPT Coding

85014

85013