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HelpTest Code TOBRA PEAK Tobramycin Level, Peak
Additional Codes
LAB36
Performing Laboratory
Central Peninsula Hospital
Important Notes
Tobramycin Level, Peak test is for medical use only.
Collection Instructions
For peak draws collect specimen 30 minutes post IV infusion
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
| Refrigerated (4°C to 8°C) | 3 days |
| Frozen(-20°C) | 1 month |
Reference or Target Ranges
3.0-12.0 ug/mL
Reportable Units
ug/mL
Critical Value
>12.0 ug/mL
Reasons for Rejection
| Hemolysis Threshold | 800 mg/dL |
| Icterus Threshold | 30 mg/dL |
| Lipemia Threshold | 750 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 |
Last review/edit date
2025
CPT Codes
80200