Ordering Recommendation
Optimize drug therapy and monitor patient adherence.
Mnemonic
GENTT
Methodology
Immunoassay
Performed
Sun-Sat
Reported
Within 24 hours
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Draw specimen 30 minutes before next infusion.
Collect
Plain red.
Specimen Preparation
Allow specimen to clot completely. Separate serum or plasma from cells. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.5 mL) Also acceptable: Heparinized plasma.
Storage/Transport Temperature
Refrigerated. If transport is prolonged: Frozen.
Unacceptable Conditions
Separator tubes. Plasma collected in citrate or oxalate/fluoride tubes. Hemolyzed specimens.
Remarks
Stability
After separation from cells: Ambient: 24 hours; Refrigerated: 1 week; Frozen: 2 weeks (avoid repeated freeze/thaw cycles)
Reference Interval
Optimal: 0.5-2.0 µg/mL
Toxic: > 2.0 µg/mL
Interpretive Data
Compliance Category
FDA
Note
Hotline History
N/A
CPT Codes
80170
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
0090310 | Gentamicin Trough | 3665-7 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- Garamycin
- Garamycin Trough Level
- Gentamicin Antibiotic Assay
- Gentamicin Trough Leve
Gentamicin, Trough Level