Test Code HCTX Hematocrit
Additional Codes
LAB289
Methodology
Includes hematocrit
Performing Laboratory
St. Mary's Regional Medical Center-Hematology and Coagulation
CPT: 85014
Specimen Requirements
Specimen must arrive within 24 hours of draw.
Container/Tube: Lavender-top (EDTA) tube or lavender-top (EDTA) MICROTAINER
Specimen: 3 mL of EDTA whole blood in lavender-top tube, or 250 ul whole blood in lavender (EDTA) microtainer
Transport Temperature: Ambient
Specimen Stability: 24 hours at room temperature. If refrigerated, specimens with normal results may be analyzed up to 36 hours after collection without significant loss of stability.
Collection Instructions: Tube must be at least half full. Invert several times to mix blood. Forward promptly. Specimen cannot be frozen.
Note: If specimen cannot arrive within 24 hours of draw, send specimen refrigerated.
Reference Values
HEMATOCRIT
Males
0-3 days: 43.4-56.1%
4-7 days: 40.2-54.7%
8-14 days: 33.7-51.1%
15-30 days: 29.7-44.2%
31 days-6 months: 26.2-36.1%
7 months- 2 years: 30.9-37.0%
3 years-12 years: 32-38%
13 years - adult: 42-52%
Females
0-3 days: 37.4-55.9%
4-7 days: 39.1-56.7%
8-14 days: 36.4-51.2%
15-30 days: 30.6-44.7%
31 days-6 months: 26.3-36.1%
7 months-2 years: 31.2-37.2%
3-12 years: 32-38%
13 years-adult: 37-47%
Day(s) Test Set Up
Monday through Sunday
Available STAT