Keystone Laboratory administrative offices will be closed on Monday, September 4th to honor and observe Labor Day. We will resume our normal business hours on Tuesday, September 5th.
Keystone Laboratory administrative offices will be closed on Monday, September 4th to honor and observe Labor Day. We will resume our normal business hours on Tuesday, September 5th.
UC35002 ; SC35002
<CPT #>
<PDF LINK>
Urine ; Oral Fluid
10 mL
Plastic urine container without preservative
Room temperature. For storage beyond three days, specimen should be refrigerated or frozen.
Detect presence of dextromethorphan, an over-the-counter cough suppressant with abuse potential
Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
Dextromethorphan
Dextromethorphan
Extensive Metabolizer – 1 Day
Poor Metabolizer – 4-8 Days
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