Hematocrit

Message
Performed in Hematology


Test Code
HCT


Alias/See Also
HCT, Crit

Related Tests:
Hemoglobin


CPT Codes
85014

Preferred Specimen
Lavender top tube, EDTA whole blood


Minimum Volume
0.5mL


Other Acceptable Specimens
None


Instructions
Gently invert tube 8-10 times immediately after drawing to prevent clotting


Specimen Stability
Ambient 24 hours
Refrigerate 48 hours


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Clotted
Drawn in expired tube
Hemolyzed, icteric or lipemic
Contaminated


Setup Schedule
Monday through Sunday; Continuously


Report Available
Daily


Reference Range
UNITS OF MEASURE          %      
 
AGE RANGE MALE FEMALE
 0 to 2 weeks  42.0 - 68.0 42.0 - 68.0
2 weeks    1 month 31.0 - 55.0 31.0 - 55.0
 1 month to 2 Y  32.0 - 42.0 32.0 - 42.0
2 Y  to 10 Y  33.0 - 43.0 33.0 - 43.0
 10 Y to  18 Y 36.0 - 47.0 35.0 - 45.0
 18 Y to 150 Y  40.0 - 53.0 35.0 - 48.0

Critical Values: Less than 18.1


Performing Laboratory
Performed on-site



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.