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Prealbumin, Serum
0050435
Ordering Recommendation
Mnemonic
PREALB
Methodology
Immunoturbidimetry
Performed
Sun-Sat
Reported
Within 24 hours
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
ARUP Consult®
Disease Topics
Specimen Required
Patient Preparation
Fasting specimen preferred. 
Collect
Serum separator tube. Also acceptable: lavender (EDTA), pink (K2EDTA), or green (sodium or lithium heparin). 
Specimen Preparation
Allow specimen to clot completely at room temperature. Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 0.5 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL) 
Storage/Transport Temperature
Refrigerated. 
Unacceptable Conditions
Hemolyzed specimens. 
Remarks
 
Stability
After separation from cells: Ambient: 8 hours; Refrigerated: 72 hours; Frozen: 6 months 
Reference Interval
0-30 days                      7.0-39.0 mg/dL  
1 month-5 months       8.3-34.0 mg/dL  
6 months-6 years        11.0-23.0 mg/dL  
7-9 years                      14.3-34.5 mg/dL  
10-11 years                  15.8-40.2 mg/dL  
12-13 years                  17.8-36.8 mg/dL  
14-15 years                  19.1-37.6  mg/dL  
16-17 years                  19.6-42.8 mg/dL  
18 years and older      20.0-40.0 mg/dL 
Interpretive Data


Note
This protein is also known as transthyretin.
CPT Code(s)
84134
Components
Component Test Code*Component Chart NameLOINC
0050435Prealbumin14338-8
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Transthyretin