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| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
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: Daily; Report available: Next day
Reference Range
| Male (g/dL) | Female (g/dL) | ||||
| <1 Month | 4.1-6.3 | 4.2-6.2 | |||
| 1-5 Months | 4.7-6.7 | 4.4-6.6 | |||
| 6-11 Months | 5.5-7.0 | 5.6-7.9 | |||
| 1-19 Years | 6.3-8.2 | 6.3-8.2 | |||
| ≥20 Years | 6.1-8.1 | 6.1-8.1 |
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.
