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HelpTest Code 536 Tobramycin, Random
Additional Codes
ALAB: TOBR
PowerChart: Tobramycin Level
Test Method
Turbidimetric Inhibition Immunoassay; Beckman DXC880i
Specimen Requirement
0.5 mL of serum or plasma is required for testing.
Additional Specimen Collection Information
Collect blood in a lithium heparin green-top or red-top tube. Serum and plasma gel tubes are not acceptable. Serum or plasma should be separated from contact with cells within 2 hours of collection. Serum or plasma should be stored be refrigerated if assay is not completed within 8 hours. After 48 hours freeze @ -15 to -70 C, only thaw once. Lipemic samples >3+ turbidity must be cleared prior to analysis.
Performance
Testing is performed Monday through Sunday.
Routine: Typically completed within 4 hours after the specimen arrives at the testing site.
Expedite: Typically completed within 2 hours after the specimen arrives at the testing site.
STAT: Typically completed within 1 hour after the specimen arrives at the testing site.
Reference Values
Not established; results are subject to interpretation by the clinician.
CPT Code Information
80200 Therapeutic Drug Levels; Tobramycin
Useful For
Monitoring adequacy of serum concentration during tobramycin therapy
LOINC Code Information
35670-9 Tobramycin [Mass/Volume] In Serum Or Plasma