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Alpha-1 Antitrypsin Genotype, reflex Phenotype


TEST DIRECTORY
Test Name
Alpha-1 Antitrypsin Genotype, reflex Phenotype
Test Code
A1A Geno
SPECIMEN REQUIREMENTS
Specimen Requirements
Minimum of 3.0 mL whole blood and 1.0 mL serum
Supplies for Submission
Lavender Top (1), SST/Gold Top (1)
Specimen Collection
Submit a minimum of 3.0 mL whole blood and 1.0 mL serum.
Storage Requirements
Refrigerated.
Whole blood – Specimens are stable if stored at room temperature for 3 days or refrigerated for 1 week.
Serum – After separation from cells, specimens are stable if stored at room temperature for 8 hours, refrigerated for 5 days, or frozen for 2 weeks.
Causes for Rejections
Frozen whole blood or serum not separated from cells will be rejected.
GENERAL AND TECHNICAL INFORMATION
CPT Code
81332, 82103, add 82104 if reflex