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HelpTest Code TOBPA Tobramycin, Peak, Serum
Useful For
Monitoring adequacy of serum concentration during tobramycin therapy
Reporting Name
Tobramycin, Peak, SSpecimen Type
SerumSpecimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions:
1. Serum gel tubes should be centrifuged within 2 hours of collection.
2. Red-top tubes should be centrifuged, and the serum aliquoted into a plastic vial within 2 hours of collection.
Specimen Minimum Volume
0.25 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 7 days | |
| Frozen | 28 days | ||
| Ambient | 72 hours |
Reject Due To
| Gross hemolysis | Reject |
Reference Values
Therapeutic: 3.0-12.0 mcg/mL
Toxic: >12.0 mcg/mL
Day(s) Performed
Monday through Sunday
Report Available
Same day/1 to 2 daysSpecimen Retention Time
1 weekPerforming Laboratory
Mayo Clinic Laboratories in Rochester
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| TOBPA | Tobramycin, Peak, S | 4057-6 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| TOBPA | Tobramycin, Peak, S | 4057-6 |
CPT Code Information
80200
Forms
If not ordering electronically, complete, print, and send a Therapeutics Test Request (T831) with the specimen.