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Prealbumin (PAB), Plasma or Serum
*serum only for Cox South laboratory
Test Code984
CPT Codes
84134
Preferred Specimen
Submit only 1 of the following specimens (Serum only for Cox South laboratory):
Plasma
Container/Tube: Green-top (heparin) tube(s)
Specimen Volume: 3 mL (minimum volume: 0.5 mL) of plasma
Collection Instructions: Avoid hemolysis.
Note: 1. Indicate plasma. 2. Label specimen appropriately (plasma).
Serum
Container/Tube: Serum gel tube(s)
Specimen Volume: 3 mL (minimum volume: 0.5 mL) of serum
Collection Instructions: Avoid hemolysis.
Note: 1. Indicate serum. 2. Label specimen appropriately (serum).
Transport Temperature
Monday through Sunday
Methodology
Immunoprecipitin
Reference Range
18.0-45.0 mg/dL
Clinical Significance
Useful for assessing nutritional status, especially in monitoring the response to nutritional support in the acutely ill patient.
Performed By
CoxHealth