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GENTAMICIN 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
LAB28
CPT Codes
80170
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
Sample must be centrifuged within two hours of collection. Serum/plasma 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: 8 hours
Refrigerated: 7 days
Frozen: 14 days
Ambient: 8 hours
Refrigerated: 7 days
Frozen: 14 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Samples drawn in a tube with a separator gel will be rejected. The separator gel may cause falsely lower results.
Methodology
Turbidmetric Immunoassay
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
Potomac Valley Hospital
Reynolds Memorial Hospital
Summersville Regional Medical Center
St Joseph's Hospital
United Hospital Center
Wetzel County Hospital
