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Gentamicin Peak
MessageChemistry
Test Code
LAB28
CPT Codes
80170
Includes
Gentamicin
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
Draw specimen 20-30 minutes after end of infusion. Do not draw if draw time exceeds 60 minutes after end of infusion
LAB: Centrifuge and remove serum/ plasma within 1 hour of collection
LAB: Centrifuge and remove serum/ plasma within 1 hour of collection
Specimen Stability
Ambient: up to 2 hours.
Refrigerated: 7 days.
Frozen: 14 days.
Refrigerated: 7 days.
Frozen: 14 days.
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolyzed, contaminated, not enough volume
FDA Status
Approved
Setup Schedule
Everyday
Report Available
Same day
Reference Range
Therapeutic Peak: 5-8 mcg/mL severe infection 8-12 mcg/mL life threatening infection Toxic Peak: >12 mcg/mL
Performing Laboratory
Hoag Newport/ Hoag Irvine
