Linezolid Level

Test Code

14204

CPT Codes
80299<br><strong>This test is not available for New York patient testing.</strong>

Preferred Specimen

8-10 mL serum

Minimum Volume

250 uL

Other Acceptable Specimens

Plasma collected in: sodium heparin (green-top) tube, or lithium heparin (green-top) tube

Instructions

Collect in a plain red top, 8-10 mL tube. Separate serum form 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. Freeze at -70° C if possible (otherwise -20° C). Ship on > or equal to 3 lbs. dry ice via overnight transport.

Ship sample to be received Monday through Friday. Do not ship on Friday or Saturday.

Note: If minimum volume cannot be obtained, contact Laboratory.

Transport Temperature

Frozen -70° C

Specimen Stability

Room temperature: 24 hours
Refrigerated: 48 hours
Frozen -70° C: Indefinitely

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Severe hemolysis • Thawed samples for greater than 24 hours

Methodology
High Performance Liquid Chromatography

FDA Status
The performance characteristics for this test have been validated by Advanced Diagnostic Laboratories at National Jewish Health. It has not been cleared or approved by the US Food and Drug Administration. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions. This laboratory is certified under the Clinical Laboratory Improvement Amendments of 1988 (CLIA 88) as qualified to perform high complexity clinical laboratory testing.

Setup Schedule

Set up: Mon-Fri; Report available: 10 business days

Reference Range

12.00 to 26.00 mcg/mL

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.