| 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 # |
Barbiturate Confirmation, Blood
Message"Routine venipuncture. Mix blood by inversion after collection. Label tube with patient information. Seal stopper with tamper-evident tape after collection.
"
"
Test Code
767616
Alias/See Also
"Amobarbital; butalbital; pentobarbital (Nembutal®); phenobarbital (Luminal®); secobarbital
"
"
CPT Codes
82205
Preferred Specimen
"Whole blood
"
"
Minimum Volume
" 12 mL
"
"
Instructions
"Chain-of-custody documentation is required for specimens submitted for preëmployment, random employee testing, and forensic purposes. For other applications, use the standard request form. Please mark chain-of-custody test number on the request form.
"
"
Transport Container
"Two gray-top 6 mL or three gray-top 4 mL (sodium fluoride) tubes (preservative in gray-top tubes is essential for cocaine analysis)
"
"
Transport Temperature
"Maintain specimen at room temperature.
"
"
Specimen Stability
"Temperature Period
Room temperature 14 days
Refrigerated 14 days
Frozen 14 days
"
Room temperature 14 days
Refrigerated 14 days
Frozen 14 days
"
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
"Quantity not sufficient for analysis; improper specimen (serum, plasma, clotted blood); incomplete chain-of-custody documentation; incomplete specimen identification
"
"
Methodology
"Gas chromatography/mass spectrometry (GC/MS) "
