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Relief of pain adjunct to general or regional anesthesia moderate to moderately-severe pain. Indications for monitoring include the following: to confirm or identify suspected drug toxicity in chronic use, therapeutic misadventure, or accidental or intentional acute overdose; to aid in the identification of an unknown drug ingested in unknown quantities, drug identification and/or quantitation may be performed as an adjunct for patient management; to monitor selected patient groups at greater risk for analgesic drug toxicity or drug-to-drug interaction; to confirm complete drug absorption and adequate drug elimination as an adjunct to overdose management.
Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
Serum, plasma, or whole blood
Separate serum or plasma within two hours of collection and transfer to a plastic transport tube.
Causes for Rejection
|Order Code||Order Code Name||Order Loinc||Result Code||Result Code Name||UofM||Result LOINC|
|071543||Fentanyl and Metabolite||071539||Fentanyl||ng/mL||3636-8|
|071543||Fentanyl and Metabolite||071541||Norfentanyl||ng/mL||11074-2|