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Test Code H/H Hemoglobin/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 Hospital 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
  • Quantity not sufficient

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
HGB g/dL 14.0-16.0 12.0-15.0 11.8-15.7 11.2-15.5 11.2-14.7 10.5-14.1 13.0-22.2
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,photometric absorbance, 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

HGB-85018

HCT- 85014,85013

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