BENZODIAZEPINE SCREEN w/ CONFIRMATION

Message

Positive screen will automatically reflex to confirmation testing.

Test Code

BESWC

CPT Codes
80307

Includes

Includes: Benzodiazepine Screen. A positive result will automatically reflex to a quantitative confirmation for the following:

Alprazolam
Alpha-Hydroxyalprazolam
Oxazepam
Clonazepam
Diazepam
Nordizepam
Temazepam
Lorazepam
Midazolam
Alpha-Hydroxymidazolam
Flurazepam
2-Hydroxyethylflurazepam

Preferred Specimen

Urine

Minimum Volume

10 mL (1 full yellow tube)

Other Acceptable Specimens

None

Instructions

Refrigerate or freeze

Transport Container

1 Yellow round bottom tube is preferred.
Sterile Container or Alverno Toxi Collection kit (Occupational Medicine accounts) will be accepted.

Transport Temperature

Refrigerate or freeze

Specimen Stability

2-8°C up to 5 days
Frozen samples will be accepted up to 30 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

QNS (quantity not sufficient)

Methodology

Screening: EIA
Confirmation: LC/MS/MS

Setup Schedule

Screening: M, Tu, W, Th, F, Sa, Su
Confirmation: M, Tu, W. Th, F

Report Available

Screening results available same day tested.
Confirmation results available within 24-48 hours.

Reference Range

Negative

Clinical Significance

Positive drug screens will be kept frozen for 90 days.

Performed By
Alverno Laboratories

Performing Laboratory
Alverno Central Lab
NCHB1 (Chemistry, Beckman AU)

Last Updated: December 12, 2023

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.