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Tobramycin Trough
MessageChemistry
Test Code
LAB38
CPT Codes
80200
Includes
Tobramycin
Preferred Specimen
Gold top (serum separator tube)
Minimum Volume
Whole blood: 600 uL (TWO full red-top microtainers or one full light green-top microtainer).
Serum/plasma: 300 uL
Serum/plasma: 300 uL
Other Acceptable Specimens
Red Top and light green top (lithium heparin plasma) acceptable
Instructions
Samples for trough concentrations should be collected within 30 minutes of the next dose.
Specimen Stability
Ambient: up to 2 hours
Refrigerated: 7 days
Frozen up to 14 days
Refrigerated: 7 days
Frozen up to 14 days
Report Available
Same day
Reference Range
Therapeutic: 0.6 - 2.0 mcg/mL Toxic: Greater than 3.0 mcg/mL
Performing Laboratory
Hoag Newport