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Labcorp Oklahoma, Inc.
Test Directory


Index:

Gentamicin Peak

Order Name GENTA PEAK
Test Number: 4003850
Revision Date 05/20/2021
Test Name Methodology LOINC Code
Gentamicin Peak
Enhanced Turbidimetric-Inhibition Immunoassay (PETINIA) 3663-2 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.5) Plasma Lithium Heparin PST (Light Green Top) Refrigerated
Alternate 1 1 mL (0.5) Serum Clot Activator SST Refrigerated
Instructions Peak: draw 30 minutes to 1 hour after IV infusion. 1 hour after IM dose.
Stability: Ambient - 8 hours; Refrigerated - 7 days; Frozen - 14 days
GENERAL INFORMATION
Testing Schedule Daily 
Expected TAT 1-2 days  
Clinical Use Used to monitor antimicrobials levels in treated patients. 
CPT Code(s) 80170
Lab Section Chemistry