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 |
| 5-7 days | |||||||
| UDEXM | |||||||
| |||||||
| |||||||