Purpose
Therapeutic Drug Monitoring
Method(s)
High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS)
Suggested CPT Code(s)
80354
New York State Approval Status

Approved

Known Interference(s)
Fentanyl [LC-MS/MS]: 4-methylphenethyl acetyl fentanyl
Norfentanyl [LC-MS/MS]: Benzyl Fentanyl
Turnaround Time

4 days

Test Includes
1 Fentanyl Duragesic®; Sublimaze® High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/g 0.1 Anesthetic, Opioid Analgesic 4-methylphenethyl acetyl fentanyl
2 Norfentanyl Fentanyl Metabolite High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/g 0.2 Anesthetic, Opioid Analgesic Benzyl Fentanyl

Specimen Type
Tissue
Requested Volume
10 g
Minimum Volume
10 g
Special Handling
None
Specimen Container
Plastic container (preservative-free)

Additional Collection Instructions

Transport Temperature
Refrigerated
Light Protection
Not Required
Rejection Criteria
None

Rejection criteria pertain to clinical specimen submissions only.

Stability
Room Temperature: Undetermined
Refrigerated: Undetermined
Frozen (-20 °C): Undetermined
1 Fentanyl Duragesic®; Sublimaze® High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/g 0.1 Anesthetic, Opioid Analgesic 4-methylphenethyl acetyl fentanyl
2 Norfentanyl Fentanyl Metabolite High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/g 0.2 Anesthetic, Opioid Analgesic Benzyl Fentanyl

Interface Map

LOINC® Information