Test Code Billings Clinic: 8939 Mayo: DSS Drug Screen, Prescription/Over the Counter, Serum
Reporting Name
Drug Screen, Prescription/OTC, SPerforming Laboratory
Mayo Clinic Laboratories in RochesterUseful For
Detection and identification of prescription or over the counter drugs frequently found in drug overdose or used with a suicidal intent
Qualitatively identifying drugs present in the specimen; quantification of identified drugs, when available, may be performed upon client request
This test is not intended for therapeutic drug monitoring or compliance testing.
This test is not intended for use in employment-related testing.
This test is not useful for drugs of abuse or illicit drug testing, including benzodiazepines, opioids, barbiturates, cocaine, amphetamine type stimulants.
Method Name
Gas Chromatography Mass Spectrometry (GC-MS)
Ordering Guidance
This test is not performed using chain of custody. For chain-of-custody testing, order DSSX / Drug Screen, Prescription/Over the Counter, Chain of Custody, Serum.
Specimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube: Red top (serum gel/SST tubes are not acceptable)
Submission Container/Tube: Plastic vial
Specimen Volume: 2.75 mL
Collection Instructions: Within 2 hours of collection, centrifuge and aliquot serum into plastic vial.
Specimen Type
Serum RedSpecimen Minimum Volume
1.1 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum Red | Refrigerated (preferred) | 14 days | |
Frozen | 14 days | ||
Ambient | 3 hours |
Reject Due To
Gross hemolysis | OK |
Gross lipemia | OK |
Gross icterus | OK |
Reference Values
Drugs detected are presumptive. Additional testing may be required to confirm the presence of any drugs detected.
Interpretation
The drugs that are detected by this test are listed in Prescription and Over-the-Counter Drug Screening List and Limits of Detection.
The pharmacology of each drug determines how the test should be interpreted. A detailed discussion of each drug is beyond the scope of this text. If a clinical interpretation is required, contact Mayo Clinic Laboratories at 800-533-1710 and ask to speak to a toxicology consultant.
Each report will indicate the drugs detected.
Day(s) Performed
Monday through Sunday
Report Available
3 daysTest Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
80307
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
DSS | Drug Screen, Prescription/OTC, S | 20785-2 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
31072 | Drugs detected: | 20785-2 |
31168 | Chain of Custody | 77202-0 |
Forms
If not ordering electronically, complete, print, and send a Therapeutics Test Request (T831) with the specimen.