BARBITURATES CONFIRMAITON

Message

This test is for internal use only.

Test Code

DMBRB

CPT Codes
80345

Includes

Amobrbital/Pentobarbital
Butalbital
Phenobarbital
Secobarbital

Preferred Specimen

1 Yellow round bottom tube is preferred

Minimum Volume

10 mL (1 full yellow tube)

Other Acceptable Specimens

or Sterile Container

Instructions

None

Transport Temperature

Refrigerate or freeze

Specimen Stability

2-8°C up to 7 days
Frozen samples will be accepted up to 30 days

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

QNS (quantity not sufficient). Samples exposed to repeated freeze/thaw cycles will be rejected.

Methodology
LC/MS/MS

Setup Schedule

M, Tu, W, Th, F

Report Available

Report available the same day tested.

Reference Range

**Drug Components & Reporting Limits**
Component	Value (ng/mL)
Amobarbital/Pentobarbital	100
Butalbital	100
Phenobarbital	100
Secobarbital	100

Clinical Significance

This test is used for quantitative confirmation of a positive drug screen. Positive Chain of Custody screens are kept frozen for 1 year. Positive Non-Chain of Custody screens are kept frozen for 30 days.

Performed By
Alverno Laboratories

Performing Laboratory
Alverno Central Lab
NCHMS (LC/MS/MS, Mass Spec)

Last Updated: December 21, 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.