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Prealbumin

CPT: 84134
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Synonyms

  • Transthyretin

Expected Turnaround Time

Within 1 day


Related Documents


Specimen Requirements


Specimen

Serum


Volume

1 mL (adult), 0.1 mL (pediatric)


Container

Red-top tube or gel-barrier tube


Storage Instructions

Room temperature


Stability Requirements

Temperature

Period

Room temperature

14 days

Refrigerated

14 days

Frozen

14 days

Freeze/thaw cycles

Stable x3


Test Details


Use

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.


Methodology

Immunologic


Reference Interval

See table.

Age

Range (mg/dL)

0 to 30 d

7−39

1 m to 12 y

11−26

13 to 17 y

13−32

18 to 40 y

14−35

41 to 50 y

12−34

51 to 70 y

10−36

>70 y

9−32


Additional Information

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


References

Heil W, Ehrhardt V. Reference Ranges for Adults and Children. Pre-Analytical Considerations. Rotkreuz, Switzerland: Roche Diagnostics Ltd; 2008:62.

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
016931 Prealbumin 14338-8 016931 Prealbumin mg/dL 14338-8

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