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Ethambutol Level
Test Code92018
CPT Codes
80299<br><strong>This test is not available for New York patient testing.</strong>
Preferred Specimen
2 mL serum collected from a plain red-top tube
Minimum Volume
0.5 mL
Other Acceptable Specimens
Plasma collected from a green-top tube
Instructions
Allow to clot for 30 minutes, separate serum from cells immediately by centrifugation and aliquot into a labeled polypropylene or similar plastic tube. Use a separate tube for each test ordered. Allow room for expansion of sample inside tube.
Ship samples to be received Monday through Friday. Do not ship on Friday or Saturday.
Transport Container
Polypropylene or plastic tube
Transport Temperature
Frozen
Specimen Stability
Room temperature: 24 hours
Refrigerated: Unacceptable
Frozen: 90 days
Refrigerated: Unacceptable
Frozen: 90 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Thawed samples for greater than 24 hours • Severe hemolysis
Methodology
Gas Chromatography/Mass Spectrophotometry (GC/MS)
Setup Schedule
Set up: Mon-Fri; Report available: 10 days
Reference Range
See Laboratory Report
