Test Code HCT Hematocrit, Whole Blood

Performing Laboratory

Chilton Hospital Laboratory-Hematology

Methodology

Automated Cell Counter

Specimen Requirements

Specimen Type: Whole blood

Container/Tube: Lavender top (EDTA) or lavender top (EDTA) Microtainer

Specimen Volume: Full tube/Microtainer

Specimen Rejection:

1. Hemolyzed

2. Clotted

3. Diluted with intravenous fluid

4. Tube not filled with minimum volume

Specimen Transport Temperature

Ambient

Reference Values

Males

0 days-2 weeks: 44.0%-64.0%

2 weeks-2 months: 35.0%-49.0%

2 months-3 years: 30.0%-40.5%

3-15 years: 35.5%-39.5%

>15 years: 39.0%-49.0%
Females

0 days-2 weeks: 44.0%-64.0%

2 weeks-2 months: 35.0%-49.0%

2 months-3 years: 30.0%-40.5%

3-15 years: 35.5%-39.5%

>15 years: 34.0%-44.0%

Day(s) Test Set Up

Monday through Sunday

Available STAT

Turnaround Time:

Routine-4 hours