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Hematocrit (HCT)

Test Name:Hematocrit (HCT)
Epic Order Code:LAB289  
CPT Code:85014  
Specimen(s) Type:Whole blood; 2.0 mL minimum
Acceptable Container(s):Top is purple (lavender).
Testing Schedule:24 hours/day, 7 days/week
Turn Around Time:STAT: 1 hour  
 Routine: 4 hours  
Collection Information:No special patient preparation is required. Obtain specimen by standard collection procedures.
Transport Information:Deliver to lab immediately. All specimens must be signed into the laboratory.
Reference Clients:If unable to deliver to the lab immediately, store and transport specimen at 2-8° C. Specimen must be received in the lab within 48 hours.
Causes for Rejection:Improperly labeled, incorrect container, contaminated, insufficient quantity, incorrect/delay in transport, grossly hemolyzed, clotted.
Reference Range:AgeMale %Female %
 0 - 14 days:39.8 - 53.639.6 - 57.2
 15 - 30 days:30.5 - 45.032.0 - 44.5
 31 - 60 days:26.8 - 37.527.7 - 35.1
 61 - 180 days:28.6 - 37.229.5 - 37.1
 181 days - 2 yrs:30.8 - 37.830.9 - 37.9
 2 - 5 yrs:31.0 - 37.731.2 - 37.8
 6 - 11 yrs:32.2 - 39.832.4 - 39.5
 12 - 17 yrs:33.9 - 43.533.4 - 40.4
 > 18 yrs:40.0 - 50.036.0 - 46.0
 Critical: < 18 or > 60%
Additional Information: