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Gentamicin Trough

Test Code
GENTT


Alias/See Also
GENT, GENTA


Preferred Specimen
1.0 mL plasma (0.5 mL minimum)


Instructions
Collect specimen immediately before dose (within thirty [30] minutes). 
Verify that the next dose has not yet been given.


Transport Container
PST (light green top). Red top and SST also acceptable


Specimen Stability
Room temperature: 8 hours, Refrigerated: 2 days, Frozen: 1 month


Reference Range
0.3 - 1.9 ug/mL


Clinical Significance
Gentamicin is an aminoglycoside antibiotic. GENT test results may be used in the diagnosis and treatment of gentamicin overdose and in monitoring levels of gentamicin to ensure appropriate therapy.




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.