Specimen Collection Manual and Test Catalog
ALPRAZOLAM (XANAX), SERUM
Geisinger Epic Procedure Code: LAB1715 Geisinger Epic ID: 19933SPECIMEN COLLECTION
Specimen type:
Serum (preferred) or plasma.
Preferred collection container:
Alternate collection container:
6 mL dark blue-top (trace element, no additive) tube
3 mL lavender-top (K2 EDTA) tube
4 mL green/green-top (sodium heparin) tube
Specimen required:
2 mL aliquot of serum or plasma; minimum 1 mL.
Special notes:
Do not collect in serum separator tube.
SPECIMEN PROCESSING
Processing instructions:
Allow serum to clot. Centrifuge serum or plasma 10 minutes at 3000 rpm.
Transport temperature:
Room temperature.
Specimen stability:
Room Temperature: 5 days. Refrigerated: 14 days. Frozen: 1 year.
Rejection criteria:
Stability limits exceeded. Specimen in serum separator tube.
TEST DETAILS
Reference interval:
CPT code(s):
80346
10-50 ng/mL
Detection limit 5 ng/mL
Detection limit 5 ng/mL
Note: The billing party has sole responsibility for CPT coding. Any
questions regarding coding should be directed to the payer being billed.
The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Alprazolam (Xanax).
Methodology:
High Performance Liquid Chromatography (HPLC)
Synonyms:
XANAX, Quest test code 21592
Performing Locations