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Test Code PREALB Prealbumin, LAB115



Performing Laboratory

St. Luke's Hospital Cedar Rapids

Specimen Requirements


Preferred: Green-top (heparin) tube

Acceptable: Gold-top serum gel tube or plain red-top tube

Specimen Volume: 0.1 mL of plasma or serum

Stability: Separated specimens should be analyzed immediately or kept at 2 – 8°C

                 and analyzed within 7 days. For longer storage, samples may be frozen

                 at -20°C for up to one year.


Reference Values

18-36 mg/dL

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding


Useful For

Prealbumin may be suitable for monitoring the nutritional status and efficacy of parenteral nutrition.