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TOBRAMYCIN, PEAK
MessageTrough levels are drawn immediately prior to the next scheduled dose. Peak levels should be drawn 60 minutes after an IM injection, 30 minutes after the end of a 30-minute IV infusion, or immediately after a 60-minute IV infusion.
Test Code
LAB36
CPT Codes
80200
Preferred Specimen
One 6 mL red top tube
Pediatric: One red top microtainer
Pediatric: One red top microtainer
Other Acceptable Specimens
Dark green top tube
Instructions
Specify dosage history, whether peak or trough. Time drawn must be written on label.
Sample must be centrifuged within two hours of collection.Serum/plasma (red top tube) must be removed from the red cells and put into aliquot tubes following centrifugation.
Sample must be centrifuged within two hours of collection.Serum/plasma (red top tube) must be removed from the red cells and put into aliquot tubes following centrifugation.
Transport Temperature
Refrigerated
Specimen Stability
Unstable, centrifuge within two hours of collection.
Ambient: 4 hours
Refrigerated: 7 days
Frozen: 14 days
Ambient: 4 hours
Refrigerated: 7 days
Frozen: 14 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Specimens drawn in a tube with a separator gel will be rejected. The separator gel may cause falsely lower results.
Methodology
Immunoturbidimetric
Setup Schedule
Sunday-Saturday
Reference Range
Therapeutic level: 5.0-10.0 ug/mL
Toxic level: >=10.1 ug/mL
Toxic level: >=10.1 ug/mL
Performing Laboratory
West Virginia University Hospital, Inc.
Berkeley Medical Center
Camden Clark Medical Center
Jackson General Hospital
