

DEXTROMETHORPHAN AND METABOLITE RATIO - TOTAL, URINE
Specimen Required
Methodology
Stability
Reference Range
Performed
Collect random urine, and send 1.0 mL urine (0.3 mL minimum) refrigerated in a screw-capped plastic vial. |
Methodology
High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) |
Stability
Room temperature: 30 days; Refrigerated: 30 days; Frozen: 30 days |
Reference Range
By report |
Performed
Tuesday, Thursday |
Turnaround Time | 5-7 days | ||||||
Test Code | UDEXM | ||||||
CPT-4 Code (s) |
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LOINC Codes |
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