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    Lab Manual for UCSF Clinical Laboratories

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    Hematocrit (NLHCT-See Blood Gas Panel)

    Item Value
    Approval req'd? No
    Available Stat? Yes
    Test code NLHCT
    Performed by Parnassus Chemistry and Mission Bay Blood Gas Lab
    In House Availability Test available 24 hours per day 7 days per week
    Method Radiometer ABL 800
    Container type Plastic syringe containing 100 U of dry heparin
    Capillary tube
    Amount to Collect 3 mL blood
    Sample type Heparinized whole blood
    Preferred volume 3 mL whole blood
    Min. Volume 55 µL whole blood
    UCSF Rejection Criteria Syringe received with needle attached
    Units
    Hct %
    Calculated Hgb g/dL
    Normal range Hct:
    0-7 days 45-67%
    8-14 days 42-66%
    2-4 weeks 39-63%
    1-2 months 31-55%
    2-3 months 28-42%
    3-6 months 29-41%
    6-24 months 33-39%
    2-5 years 34-40%
    5-12 years 35-45%
    Male 12-15 years 37-49%
    Male 15-18 years 38-49%
    Male > 18 years 41-53%
    Female > 12 years 36-46%


    Calculated Hgb:
    0-7 days 14.5-22.5 g/dL
    8-14 days 13.5-21.5 g/dL
    2-4 weeks 12.5-20.5 g/dL
    1-2 months 10.0-18.0 g/dL
    2-3 months 9.0-14.0 g/dL
    3-6 months 9.5-13.5 g/dL
    6-24 months 11.0-13.5 g/dL
    2-5 years 11.2-13.5 g/dL
    5-8 years 11.4-15.5 g/dL
    8-12 years 11.6-15.5 g/dL
    Critical value Hemoglobin:
    ≤ 7.0 g/dL
    Stability Room temperature 30 minutes
    Turn around times 15 minutes
    CPT coding 85018
    Last Updated 5/11/2017 11:21:58 AM
    Entry Number 1487
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