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Alpha-1-Antitrypsin (AAT) Phenotype

CPT/HCPCS 82104
Order Code CH105
Turnaround Time 6 days
Specimen Requirements
Specimen Source
Serum
Transport Container
(Specimen Container)

SST (Tiger Top)

Preferred Specimens
Serum
Minimum Volume (uL)
0.1 mL
Collection Instructions
(Transport Temperature)
Transport Refrigerated (cold packs)
Specimen Stability
Temperature Period
Room temperature 8 hours
Refrigerated 14 days
Frozen 30 days
Reject Criteria

Received room temperature

Test Details
Methodology
Isoelectrofocusing
Clinical Significance

More than 40 phenotypes of AAT exist. The inherited deficiency, seen most often as the ZZ, SS and SZ phenotypes, is associated with neonatal hepatitis and infantile cirrhosis. In adults, these phenotypes are associated with chronic lung disease, including emphysema and chronic bronchitis.

Reference Ranges

See Laboratory Report

Alternative Names
AAT