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Tobramycin, Trough Level
Test Code3012
Alias/See Also
Nebcin, Trough Level
Preferred Specimen
One 5 mL plain red. Also acceptable: green (sodium or lithium heparin). No gel tubes.
Minimum Volume
1 mL serum or plasma at 2-8°C. (Min: 0.5 mL) Submit specimen in original tube.
Transport Temperature
1 mL serum or plasma at 2-8°C. (Min: 0.5 mL) Submit specimen in original tube.
Specimen Stability
After separation from cells: Ambient: 4 hours; Refrigerated: 1 week; Frozen: 1 month
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Specimens collected in citrate, oxalate/fluoride anticoagulants, or separator tubes (gel tubes). Hemolyzed specimens.
Methodology
Fluorescence Polarization Immunoassay
Setup Schedule
Sun-Sat
Report Available
Within 24 hours
Limitations
Draw five to 90 minutes before next infusion. Separate serum or plasma from cells and freeze if prolonged transport.
