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HelpTest Code HCT Hematocrit, Blood
Shipping Instructions
Specimen must arrive within 24 hours of draw.
Useful For
Monitoring hematocrit in patients receiving blood products or chemotherapy
Method Name
Cumulative Pulse Height Detection
Reporting Name
HematocritSpecimen Type
Whole Blood EDTASpecimen Minimum Volume
1 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Whole Blood EDTA | Refrigerated (preferred) | ||
| Ambient | |||
Reject Due To
| Gross hemolysis | Reject |
| Other | Clotted |
Reference Values
Males:
0-14 days: 39.8-53.6%
15 days-4 weeks: 30.5-45.0%
5 weeks-7 weeks: 26.8-37.5%
8 weeks-5 months: 28.6-37.2%
6 months-23 months: 30.8-37.8%
24 months-35 months: 31.0-37.7%
3-7 years: 34-42%
8-11 years: 35-43%
12-15 years: 38-47%
16-17 years: 40-50%
Adults: 38.3-48.6%
Females:
0-14 days: 39.6-57.2%
15 days-4 weeks: 32.0-44.5%
5 weeks-7 weeks: 27.7-35.1%
8 weeks-5 months: 29.5-37.1%
6 months-23 months: 30.9-37.9%
24 months-35 months: 31.2-37.8%
3-7 years: 34-42%
8-17 years: 35-43%
Adults: 35.5-44.9%
Performing Laboratory
MCHS- MankatoTest Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.CPT Code Information
85014-Hematocrit
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| HCT | Hematocrit | 4544-3 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| HCT | Hematocrit | 4544-3 |
Day(s) Performed
Monday through Sunday