Test Code TOBRT Tobramycin, Trough
Performing Laboratory
ChristianaCare-Newark Campus
Methodology
Immunoassay
Specimen Requirements
Container/Tube: Preferred: 4.5 mL Lithium Heparin (Mint Green top PST Gel) tube
Acceptable: 5.0 mL SST (Gold top) tube or 6.0 mL Serum (Red top) tube
Specimen: Full tube
Collection Instructions: Draw specimen immediately prior to dose. (Specimen drawn 30 minutes prior to dose is also acceptable.)
Note: Label tube with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of draw, collector’s initials, and type of specimen.
Reference Values
1-2 mcg/mL
Neonatal 1 dose per day: 0.5-1.0 mcg/mL
Day(s) Test Set Up
Monday through Sunday
Routine Turnaround Time: 8 hours
STAT Turnaround Time: not available