Benzodiazepines, Serum QBENCF

Method(s) Chromatography/Mass Spectrometry
Components Alprazolam, Alpha-Hydroxyalprazolam, Alpha-Hydroxytriazolam, Chloriazepoxide, Clonazepam, Desalkyflurazepam, Diazepam, Lorazepam, Midazolam, Norchlordiazepoxide, Nordiazepam, Oxazepam, Temazepam, Triazolam
Specimen Required
Collect

One 5 mL plain red (no gel) top tube.

Transport

2 mL serum frozen (Min: 1 mL).

Stability

Ambient: 24 hours

Refrigerated: 72 hours

Frozen: 14 days

Unacceptable Conditions

Serum separator tubes (SST)

Schedule Tue, Thu, Sat 10:00 am; Report available: 1-3 days
CPTCode 80346 (G0480)
Notes Performing Laboratory-Quest Diagnostics Nichols Institute
Preferred Specimen Collection Device(s)
Reference Interval
 
Temazepam50-1000 ng/mL
Oxazepam 
Therapeutic200-500 ng/mL
Potentially toxicGreater than 2000 ng/mL
Chlordiazepoxide100-3000 ng/mL
Norchlordiazepoxide100-3000 ng/mL
Nordiazepam100-1500 ng/mL
Alprazolam10-50 ng/mL
Alpha-Hydroxyalprazolam5-25 ng/mL
Alpha-Hydroxytriazolam5-20 ng/mL
Clonazepam30-60 mcg/L
Desalkylflurazepam30-150 ng/mL
Diazepam100-1500 ng/mL
Lorazepam50-240 ng/mL
Midazolam50-600 ng/mL
Triazolam5-20 ng/mL
No Appointment Necessary
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12 Patient Service Centers in Central New York.

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