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HelpTest Code PLHBB Plasma Free Hemoglobin, Plasma
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
Plasma EDTASpecimen Required
Collection Container/Tube: Lavender top (EDTA)
Submission Container/Tube: Plastic vial
Specimen Volume: 2 mL
Collection Instructions:
1. Centrifuge and transfer plasma to a plastic vial within 2 hours of collection.
2. Results could be falsely elevated due to artifactual red blood cell lysis if not centrifuged within 2 hours of collection.
Specimen Minimum Volume
1.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Plasma EDTA | Refrigerated (preferred) | 20 days | |
| Frozen | 30 days | ||
| Ambient | 4 days |
Reference Values
TOTAL PLASMA HEMOGLOBIN
≥12 months: 0.0-15.2 mg/dL
Reference values have not been established for patients who are younger than 12 months of age.
OXYHEMOGLOBIN
≥12 months: 0.0-12.4 mg/dL
Reference values have not been established for patients who are younger than 12 months of age.
Day(s) Performed
Monday through Sunday
CPT Code Information
83051
Report Available
1 to 3 daysSpecimen Retention Time
7 daysReject Due To
| Gross hemolysis | OK |
| Gross lipemia | OK |