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Drugs of Abuse Screen - Urine

Source Urine
Mnemonic UDSR
UDS for stat Acute Care orders ONLY
CLS Staff: If a specific drug screen is not indicated on the requisition, see Flowchart to Determine Type of Drug Screen Collection.
Specimen Requirements 30 mL random urine collection

CLS and CRL staff:
There are special collection requirements for this test.  Refer to CLS Procedure PX-DS130 Medical Urine Collections in the Drug Screen Manual.
Specimen Handling
Additional Information

The UDS screen provides qualitative results for barbiturates, benzodiazepines, cocaine, cannabinoids, opiates and amphetamines. Additionally, UDSR also includes oxycodone and methadone metabolites.
Note: May be ordered as a single analyte. Refer to individual Guide to Services pages if ordered as a single analyte.

Refer to FDSU for comprehensive drug screen.
Upgrade to stat not possible.  Please recollect.

UDS:
Testing Location - Chemistry - FMC, BMSH, CLH, OGH
12 - 24 hour TAT from receipt in lab.
Performed by POC immunoassay.

(UDSR) ASAP or ROUTINE DAU:
Testing Location - Chemistry DSC

24 hour TAT from receipt in lab
Performed by Immunoassay

Drugs of abuse screen for urine (only) is sufficiently sensitive to detect classes of drugs or drug metabolites in symptomatic patients.

Positive drug screening results are presumptive (unconfirmed) and are to be used for medical purposes only.  If GS/MS confirmation of a presumptive positive is clinically indicated, phone 403-770-3600 within 2 weeks of the sample collection date.

For further information, see Characteristics of the Urine Drug Screening Tests used by Calgary Laboratory Services.

Testing Location See Additional Information field
Testing Frequency As required
Alternate Name(s)
Reference Interval