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St. John Health System
Lab Catalog


Index:

Alpha-1 Antitrypsin, Phenotype

Order Name A-1-A Pheno
Test Number: 3811224
Revision Date 12/12/2022
Test Name Methodology LOINC Code
Alpha-1-Antitrypsin
Immunoturbidimetry 1825-9 
A1AT Phenotype
Immunoturbidimetry 32769-2 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 2 mL (0.7 mL) Serum Clot Activator SST Room Temperature
Instructions Specimen Type: Red-top tube or gel-barrier tube
Specimen Storage: Room temperature
Specimen Collection: Separate serum from cells.
Specimen Stability: Ambient: 21 days, Refrigerated : 21 days, Frozen: 21 days
GENERAL INFORMATION
Expected TAT 3 - 6 days following day. 
Notes Labcorp Test Code: 095653
CPT Code(s) 82104; 82103
Internal Comments 02/15/19: Updated instructions - SN
Service Provided By Labcorp Oklahoma, Inc.
Lab Section Reference Lab