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Test Code GNTTR Gentamicin, Trough, Serum

Performing Laboratory

Spectrum Laboratory

Specimen Requirements

Specimen Type: Serum

Container/Tube: Red top or serum gel

Specimen Volume: 1 mL

Collection Instructions:

1. Draw blood 30 minutes before next dose of gentamicin.

2. Avoid hemolysis and lipemia.

Additional Information: If dosage and dosing information are provided, they will be included on report to enhance clinical interpretation.

Reference Values

Therapeutic concentration: 0.0-2.0 µg/mL

Toxic concentration (automatic call-back): >2.0 µg/mL

Day(s) Test Set Up

Monday through Sunday

Specimen Transport Temperature

Ambient

Test Classification and CPT Coding

80170