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HelpTest Code LAB0255364 Prealbumin, Serum
Additional Codes
| Mayo Test ID |
|---|
| PALB |
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Useful For
Assessing nutritional status, especially in monitoring the response to nutritional support in the acutely ill patient
Method Name
Nephelometry
Reporting Name
Prealbumin (PAB), SSpecimen Type
SerumOrdering Guidance
This is an immunologic protein measurement. For thyroxine-binding measurement of prealbumin, see TBPE / Thyroxine-Binding Protein Electrophoresis, Serum.
Specimen Required
Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Specimen Volume: 1 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 28 days | |
| Frozen | 28 days | ||
| Ambient | 14 days |
Reject Due To
| Gross hemolysis | OK |
| Gross lipemia | Reject |
| Gross icterus | OK |
Reference Values
≤18 years: 12-32 mg/dL
>18 years: 19-38 mg/dL
Interpretation
Results below the reference intervals for adults and pediatric patients may suggest protein depletion.
Clinical correlation recommended with patient status and other nutritional markers.
Day(s) Performed
Monday through Friday
Report Available
1 to 3 daysSpecimen Retention Time
14 daysTest 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
84134
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| PALB | Prealbumin (PAB), S | 46130-1 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| PALB | Prealbumin (PAB), S | 46130-1 |