Test Code 129 Prealbumin
Additional Codes
ALAB: PREALB
PowerChart: Prealbumin
MA Cerner: Prealbumin Level
Test Method
Turbidimetric Immunoassay; Beckman DxC700AU
Specimen Requirement
0.5 mL serum or plasma is required.
Additional Specimen Collection Information
Collect blood in a lithium heparin, green-top or red-top tube. PST and SST (gel tubes) are acceptable. Serum or plasma should be separated from contact with the cells within 2 hours of collection. Specimens not centrifuged within 4 hours of collection may be rejected. Refrigerate the specimen if unable to assay within 8 hours of collection. If specimens are to be stored longer than 48 hours, they must be stored at -15 to -20 C.
Performance
Testing is performed Monday through Sunday.
Routine: Typically completed within 4 hours after the specimen arrives at the testing site.
Expedite: Typically completed within 1.5 hour after the specimen arrives at the testing site.
STAT: Typically completed within 1 hour after the specimen arrives at the testing site.
Reference Values
18-38 mg/dL
Interpretive Comment:
0-5 mg/dL Severe Protein Depletion
5-10 mg/dL Moderate Protein Depletion
10-15 mg/dL Mild Protein Depletion
CPT Code Information
84134 Chemistry: Prealbumin
Useful For
Assessing nutritional status, especially in monitoring the response to nutritional support in the acutely ill patient
LOINC Code Information
14338-8 Prealbumin [Mass/Volume] In Serum Or Plasma