Test Directory

Hematocrit

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Updated Test Information:

Test Description
Hematocrit
Synonym(s)
Hct
Test ID
HCT
General Information
Evaluate anemia, blood loss, hydration or suspected polycythemic condition, and response to treatment
Specimen Type
Whole Blood
Specimen Requirements
Lavender
Specimen Collection / Processing Instructions
Lavender - Invert tube 8 to 10 times immediately after collection
Additional Processing Details
Specimen is stable at Room Temperature 1 day Specimen is stable Refrigerated 2 days
Stability
Room Temperature: 1 day
Refrigerated: 2 days
Frozen: Unacceptable 
Unacceptable Specimen Conditions
Hemolysis; clotted specimen; specimen drawn in any anticoagulant other than EDTA; specimen diluted or contaminated with IV fluid; tube not filled with minimum volume; improper labeling; transfer tubes with whole blood; specimen received with plasma removed.
Methodology
Automated
Estimated TAT
0-2 days
Testing Schedule
Monday-Saturday, & STAT
CPT Code(s)
85014
Minimum Sample Volume
0.5 mL of Whole Blood
Pediatric Min. Volume (if applicable)
500 μL for pediatric microtainer capillary tubes; fill tube to capacity.
Reference Range
HCT, % M: 40 - 50 F: 35 - 46
Reflex Conditions
None
Performing Lab
Incyte Diagnostics
LOINC Code(s)
4544-3