A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Drug Abuse Screen 7, with Confirmation, Serum
Test Code19767X
CPT Codes
80307
Includes
Amphetamines, Barbiturates, Benzodiazepines, Cocaine Metabolites, Marijuana Metabolites, Opiates, PCP (Phencyclidine)
Preferred Specimen
10 mL plasma collected in a sodium fluoride or sodium fluoride/potassium oxalate (gray-top) tube
Minimum Volume
5 mL
Other Acceptable Specimens
Whole blood collected in: Sodium fluoride (gray-top) tube or sodium fluoride/potassium oxalate (gray-top) tube • Frozen serum collected in a red-top tube (no gel)
Transport Temperature
Plasma and whole blood: Refrigerated (cold packs)
Serum: Frozen
Serum: Frozen
Specimen Stability
Plasma and whole blood
Room temperature: 24 hours
Refrigerated: 7 days
Frozen: 30 days
Serum
Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 30 days
Room temperature: 24 hours
Refrigerated: 7 days
Frozen: 30 days
Serum
Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Serum separator tube (SST)
Methodology
Chromatography • Gas Chromatography/Mass Spectrometry (GC/MS) • Immunoassay (IA)
Setup Schedule
Sets up 6 days a week.
Clinical Significance
The serum or plasma concentration of a drug is measured as guide to individualization of therapy. Additionally, the problem of noncompliance with prescribed medications during continuing therapy, particularly in the pain management field, is an elusive cause of therapeutic failure.