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Vanderbilt Pathology Laboratory Services

Test Directory



DRUG SCREEN URINE (DSA)

Department: Toxicology
Test Synonym(s): DSA
Test Components: Acetaminophen, salicylates, phenothiazines, volatiles, and immunoassays for amphetamines, barbiturates, benzodiazepines, cannabinoids, cocaine metabolite, methadone, opiates, oxycodone, oxymorphone, Buprenorphine and tricyclic antidepressants
CPT Codes: G0431
Methodology: EMIT, FPIA, KIMS, Color, GC
Reference Range: No drugs detected
Tube Type: Routine urine container (15 mL)
Specimen: Urine
Pediatric Requirements: 15 mL
Volume: 15 mL
Minimum Volume: 5 mL for screen only; no confirmations
Temperature: Refrigerated
Stability: Refrigerated (2-8 C): 7 days, frozen ( -15 C): 6 months
Reasons for Rejection: QNS
Days Performed: Daily
Times Performed: Continuous
TAT: Stat: 1 hour, routine: 2 hours
Special Instructions: Deliver to the lab immediately. Note date/time collected. Phenothiazines and all presumptive positive immunoassays are automatically confirmed by an alternate specific technique.

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