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HelpTest Code LAB20383 Drug Screen Comprehensive (Serum)
Department
Send Outs
Reference Lab Test Number
SDSCC
Collection Requirements
Draw blood in 2 plain red-top tubes
Refer To
Primary Collection Container
Red (No Gel)
Alternate Collection Container
Lavender 6 mL (K3EDTA)
Blue 2.7 mL (Citrate)
Transport
Serum Refrigerated
Preferred Transport Temperature
Refrigerated
Processing
Centrifuge, separate and send 2.0 mL serum in a screw-capped plastic vial.
Stability
Room Temperature: 48 hours
Refrigerated: 14 days
Frozen: 14 days
Minimum Testing Volume
1.0 mL
Reference Range
Drugs Included:
Acetaminophen* Opiates
Amphetamines Oxcarbazepine**
Barbiturates*** Pentobarbital**
Benzodiazepines** Phencyclidine
Caffeine** Phenobarbital**
Carbamazepine Phenytoin*
Cocaine Propoxyphene
Ethanol* Salicylates*
Felbamate* THC (Cannabis)
Mephobarbital** Tricyclic antidepressants
Methadone
*Quantitative value reported if positive.
**Drug identification and quantitation of positive screens.
Only phenobarbital and pentobarbital identified and quantitated.
See appendix for entire listing.
Methodology
Enzyme-multiplied Immunoassay Technique
High Performance Liquid Chromatography/Liquid Chromatography/Tandem Mass Spectrometry
Performed
Monday-Friday
Reported
2-4 days
CPT Codes
80307, 80377 (G0481)
Unacceptable Conditions
Whole blood, SST, any tube containing gel