HCT (Hematocrit)

Message
An EDTA micro-container filled above the 250 mL line is adequate for testing. Do not fill above the 500 ml line. Mix specimen to avoid clots.

Test Code
HCT

Preferred Specimen
0.01 mL Whole Blood EDTA Lavender top

Instructions
"Optimal draw is a lavender top (EDTA) tube drawn to capacity. Must be filled to a minimum of one-half full for acceptable results.
Testing Frequency: 24/7"

Transport Container
LAVender, EDTA

Transport Temperature
ASAP to Lab, refrig or Room Temp/DO not freeze

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Stability: 24 hours at Room Temp

Methodology
Cummulative Pulse Height Detection

Reference Range
"M Up to 14 Days 39.8 - 53.6 %
M Up to 30 Days 30.5 - 45 %
M Up to 60 Days 26.8 - 37.5 %
M Up to 6 Months 28.6 - 37.2 %
M Up to 2 Years 30.8 - 37.8 %
M Up to 6 Years 31 - 37.7 %
M Up to 12 Years 32.2 - 39.8 %
M Up to 18 Years 33.9 - 43.5 %
M Up to 999 Years 40 - 54 %
F Up to 14 Days 39.6 - 57.2 %
F Up to 30 Days 32 - 44.5 %
F Up to 60 Days 27.7 - 35.1 %
F Up to 6 Months 29.5 - 37.1 %
F Up to 2 Years 30.9 - 37.9 %
F Up to 6 Years 31.2 - 37.8 %
F Up to 12 Years 32.4 - 39.5 %
F Up to 18 Years 33.4 - 40.4 %
F Up to 999 Years 35 - 49 %"



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.