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HelpPlasma Free Hemoglobin, Plasma
Additional Codes
LAB92
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
Plasma EDTASpecimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube: Lavender top (EDTA)
Submission Container/Tube: Plastic vial
Specimen Volume: 2 mL Plasma
Collection Instructions:
1. Within 2 hours of collection, centrifuge and aliquot plasma into a plastic vial.
2. Results could be falsely elevated due to artifactual red blood cell lysis if not centrifuged within 2 hours of collection.
Specimen Minimum Volume
Plasma: 1.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| 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 younger than 12 months.
Oxyhemoglobin
≥12 months: 0.0-12.4 mg/dL
Reference values have not been established for patients younger than 12 months.
Day(s) Performed
Monday through Sunday
CPT Code Information
83051
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| PLHBB | Plasma Free Hemoglobin, P | 87433-9 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 31970 | Total Plasma Hemoglobin | 721-1 |
| 31971 | Oxyhemoglobin | 87437-0 |
Report Available
1 to 3 daysSpecimen Retention Time
7 daysForms
If not ordering electronically, complete, print, and send a Benign Hematology Test Request Form (T755) with the specimen.