Epic Code LAB3635 Tobramycin Random Blood Level
Test Name Alias
Tobramycin Random Blood Level | Tobramycin Random | 7115 | SHO55071 | 1230101225
Interface Order Alias
55071
Collection Instructions
Specimen Collection: Blood
Container(s): Gold Top (Serum Separator-SST Gel) or Light Green Top (Lithium Heparin Gel)
Acceptable containers: 6.0 mL Red Top (Plain) or 4.0 mL Green Top (Lithium Heparin, non-gel)
Minimum Volume to Collect: 1.0 mL
Neonate Volume to Collect: 0.5 mL
Capillary collect ok? Yes
Microtainer acceptable: Yes
Collection Instructions:
- Inpatients: Please contact your local inpatient pharmacy for information regarding appropriate timing for blood drug level orders, if needed.
- Indicate date and time of last dose.
- Avoid gross hemolysis
- After collection, gently invert tube 8-10 times.
- Specimen should be processed within 2 hours See Processing Instructions.
Processed Specimen: Serum or Plasma
Centrifuge/Spin: Yes
Aliquot: Yes
Processing Instructions:
- Serum is preferred specimen type
- Green Tube/Plasma: Centrifuge after collection.
- Gold Tube/Serum: Allow blood to clot for 30 minutes in a vertical position and centrifuge within 2 hours.
Transport Temperature: Refrigerate
Specimen Transport Temperature
Refrigerate
Specimen Stability
Ambient: 8 hours
Refrigerate: 24 hours (48 hours if aliquoted serum/plasma)
Frozen: aliquot plasma/serum for longer storage
Laboratory Retention: 72 hours
Test Frequency
Available 24 hours, usual TAT 1 day.
Reference Range
Trough: <1.0 mcg/mL
Peak: 5.0 - 39.9 mcg/mL
Performing Department
Chemistry
Performing Department Laboratory Location
Corewell Health Reference Laboratory, Grand Rapids, MI
Corewell Health Lakeland St. Joseph Laboratory, St. Joseph, MI
Methodology
Homogeneous Enzyme Immunoassay
CPT
80200
CDM Code
3018020001
Epic Test ID
1230101225
LOINC
Tobramycin Lvl: 35670-9
Mayo Access Code
SHO55071
Reviewed Date
3/7/2024
Orderable Regions
Southwest; West
Updated Date
12/2/2025 - Gold Top Preferred specimen