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HelpTest Code TEST Testosterone, Total, Serum
Additional Codes
LAB124
Performing Laboratory
Central Peninsula Hospital
Collection Method
Venipuncture
Container
Gold Top SST
Specimen Type
Preferred
- Serum- Gold Top SST or Red Top
Acceptable
- Plasma- Light Green Top (Lithium heparin)
Minimum Volume
0.5ml
Specimen Stability
| Ambient | 2 hours |
| Refrigerated (4°C to 8°C) | 7 days |
| Frozen(-40°C to 0°C) | 6 months |
Reference or Target Ranges
| Age | Male | Female |
| <18 years | Reference Range Not Established | Reference Range Not Established |
| 18 to 49 years | 249 - 836 | 8.0 - 48 |
| >50 years | 193 - 740 | 3.0 - 41 |
Reportable Units
ng/dl
Critical Value
Not defined for this assay
Reasons for Rejection
| Hemolysis Threshold | 600 mg/dL |
| Icterus Threshold | 30 mg/dL |
| Lipemia Threshold | 1000 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 |
| Stat Availability | Yes |
| Performing Bench | CPH Chemistry |
| Methodology/Method Description | Roche Cobas |
CPT Codes
84403
Last review/edit date
2025