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HelpTest Code TP Protein, Total, Plasma or Serum
Additional Codes
LAB118
Performing Laboratory
Central Peninsula Hospital
Collection Method
Venipuncture
Container
Lt Green / Plasma Separator / Lithium Heparin
Specimen Type
Preferred
- Plasma- Light Green Top (Lithium heparin)
Acceptable
- Serum- Gold Top SST or Red Top
Minimum Volume
0.5ml
Specimen Stability
| Ambient | 6 days |
| Refrigerated (4°C to 8°C) | 1 month |
| Frozen(-40°C to 0°C) | 1 year |
Reference or Target Ranges
| Age Range | Value |
| 0 - 1 week | 4.4 - 7.6 |
| 1 week - 4 months | 4.2 - 7.4 |
| 4 months to 1 year | 5.6 - 7.2 |
| 1 - 18 years | 6.0 - 8.0 |
| > 18 years | 6.4 - 8.3 |
Reportable Units
g/dl
Critical Value
Not defined for this assay
Reasons for Rejection
| Hemolysis Threshold | 500 mg/dL |
| Icterus Threshold | 20 mg/dL |
| Lipemia Threshold | 2000 mg/dL |
| Other | QNS, contaminated, improperly labeled, improper specimen type |
Performance Information
| Days and Time Performed | 24/7 |
| Expected Turn Around Time |
Stat: 1 hour Routine: 4 hours |
| Stat Availability | Yes |
| Performing Bench | CPH Chemistry |
| Methodology/Method Description | Roche Cobas |
CPT Codes
84155
Last review/edit date
2025