Additional Information:

UFHPL Epic order code: LAB115

Prealbumin is functional in transporting T4 and T3. It is a negative acute phase reactant and has a molecular mass of 54,000.

CPT Code(s):


Specimen Requirements:

Type: Serum

Container/Tube: Red-top tube or gel-barrier tube

Sample Volume:

  • Adult: 1 mL
  • Pediatric: 0.1 mL

Storage: Store specimens at room temperature.

Stability (collection to time of analysis/testing):

  • Ambient: 14 days
  • Refrigerated: 14 days
  • Frozen: 14 days
  • Freeze/Thaw cycles: Stable (x3)


This test is used to evaluate protein malnutrition, total parenteral nutrition and liver dysfunction. Values are decreased in inflammatory processes, malignancy, protein malnutrition, and protein wasting diseases of the gut or kidney. Values are increased in Hodgkin’s disease.



Reference Values:

20 − 40 mg/dL