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HelpTest Code HH Hemoglobin & Hematocrit
Alias
H&H
Collection Method
Venous Collection
Container
Lavender EDTA tube
Instructions/Special Handling
None
Preferred Specimen
Lavender EDTA
Acceptable Specimes
- Whole Blood
- Lavender EDTA tube
Units
Varies - See Reference Ranges below
Reference Ranges
Adult Male
| Parameter | Units | Normal Range |
| Hemoglobin | g/dL | 13.0 - 17.5 |
| Hematocrit | % | 38.9 - 50.3 |
Adult Female
| Parameter | Units | Normal Range |
| Hemoglobin | g/dL | 11.9 - 15.5 |
| Hematocrit | % | 35.6 - 45.5 |
Critical Values
| Hgb | </=7.0 g/dL |
| Hct | </=21.0% |
Reasons for Rejection
| Hemolysis | N/A |
| Icterus | N/A |
| Lipemia | N/A |
| Other | QNS, Contaminated, Improperly labeled, Improper specimen type, Clotted |
Specimen Stability
| Ambient (15-25°C) | 24 hours |
| Refrigerated (2-8°C) | 7 days |
| Frozen (-20°C) | Unacceptable |
Performing Site
Boone Health Laboratory
Performance Information
| Days/Times Performed | Daily 24/7 |
| Expected Turn around Time | Same day |
| Methodology/Method Description | Sysmex - Hydrodynamic focusing and flow cytometry |