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Protein, Total, Serum
Test Code754
CPT Codes
84155
Preferred Specimen
1 mL serum collected in a Serum Separator Tube (SST)
Minimum Volume
0.5 mL
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 7 days
Refrigerated: 7 days
Frozen: 28 days
Refrigerated: 7 days
Frozen: 28 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Plasma
Methodology
Spectrophotometry (SP)
Setup Schedule
Set up: Sun-Fri; Report Available: 1-2 days
Clinical Significance
Total protein is useful in evaluating patients for nutritional status, liver disease, protein-losing renal and gastrointestinal diseases, and many other medical conditions. Elevated concentrations may be observed in patients with monoclonal gammopathies, autoimmune hepatitis, inflammation, and other medical conditions.