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HelpTest Code TP Protein, Total
Additional Codes
| EPIC | LAB4174 |
Clinical Significance
Total protein measurements are used in the diagnosis and treatment of diseases involving the liver, kidney, or bone marrow, as well as other metabolic or nutritional disorders.
Source: Beckman Coulter Unicel, TP IFU. REF #442740 12/23/15
Methodology
Timed-endpoint biuret method (Beckman Coulter UniCel DxC 660i)
Sample Type
| Preferred Sample Type | |
|---|---|
| Light green top - Plasma | |
| Acceptable Sample Type(s) | |
|---|---|
| Dark green top - Plasma | |
| Yellow top - Serum | |
| Red top - Serum | |
Centrifuge: Yes
Specimen Minimum Volume
0.5 mL
Specimen Stability
| Temperature | Time |
|---|---|
| Ambient (18-25°C) | 8 hours |
| Refrigerated (2-8°C) (store) | 48 hours |
| Frozen (-15 to -20°C) | 1 month |
Separate plasma or serum from cells within 2 hours.
Reference Ranges
| Normal Range | |
|---|---|
| >1 month | 6.3 - 8.2 g/dL |
| 1 day - 1 month | 4.6 - 7.9 g/dL |
| 0 - 1 day | 6.1 - 7.9 g/dL |
| Technical Range |
|---|
| 3.0 - 12.0 g/dL |
Rejection Criteria
| Hemolysis | N/A |
|---|---|
| Icterus | N/A |
| Lipemia | N/A |
Availability
| Performed | STAT |
|---|---|
| 24/7 | Yes |
Performing Laboratory
MultiCare Yakima Memorial Hospital Laboratory
Lab Department
Chemistry
CPT Code
84155
LOINC
2885-2 Protein [Mass/Vol]