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Gentamicin, peak
Test CodeLAB28
Alias/See Also
Gentamicin level Peak
CPT Codes
80170
Preferred Specimen
4.5 ml (600 ul min) lithium heparin (green); alternate-SST (gold)
Minimum Volume
1 ml (200 ul minimum) plasma; alternate-serum
Other Acceptable Specimens
Gold SST
Instructions
Collect at the end of a 1 hour infusion. After centrifugation, if not in gel barrier tube, pour off plasma or serum into an aliquot tube. Spin PST or SST and send to lab.
Transport Temperature
Room temp
Specimen Stability
Separated from cells: 2 days room temp, 1 week refrigerated
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Icteric: >30 mg/dL bilirubin, Hemolysis: >500 mg/dL hemoglobin, Lipemia: >1000 mg/dL triglycerides
Methodology
Immunoassay (IA)
Setup Schedule
Mon-Sun
Reference Range
Peak: Therapeutic 4.0 – 8.0 μg/mL
Toxic >14.0 μg/mL
Toxic >14.0 μg/mL
Performing Laboratory
Piedmont Athens Regional
