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HelpTest Code GENT Gentamicin
Methodology
Photometric
Specimen Requirements
Please use preferred tube types whenever possible.
Preferred Container/Tube Type: Green Top (Lithium Heparin) Tube
Alternate Serum Separator Tube (SST)
Transport refrigerated.
Conventional dosing:
Trough: draw specimen 10 to 30 minutes prior to next dose.
Peak: draw specimen 30 minutes after a 30-minute infusion.
Once daily dosing: draw specimen 16 hours after dose.
NOTE: Time of patient’s last dose is required.
Day(s) Test Set Up
Monday through Sunday
Reference Values
| Dosing | Stage | Reference Value |
|---|---|---|
| Conventional Dosing | Trough | <2 µg/mL |
| Peak | 5-8 µg/mL | |
| Once daily dosing | <2 µg/mL |
Test Classification and CPT Coding
80170
Performing Laboratory
Beebe Healthcare Laboratory
Performing Location
Margaret H. Rollins Laboratory
Specimen Tube Color
| Tube Cap Color | Tube Name | |
|---|---|---|
| Preferred |  |
Mint Green Lithium Heparin |
| Alternate |
 
|
Serum Separator Tubes (SST) |