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Test Name:Alpha-1-Antitrypsin Proteotype S/Z by LC-MS/MS
Test Number:994
Collect:1.25 mL Serum - Pln red
Peds Collect:0.5 mL Serum - Pln red
Alternate Collect:1.25 mL Serum - SST
Container:Mayo Screw Cap Transfer Vial or
serum separator (SST) tube.
Processing:Plain Red - Spin and separate
SST - Spin
Transport/Stability:Refrigerated (preferred) - 28 days
Ambient - 28 days
Frozen - 28 days
Alternate Names:Alpha -1- Antitrypsin Genotype
Alpha -1- Antitrypsin Phenotype
MSO
LAB994
Performing Lab:Mayo Medical Labs (A1ALC); R-MM
Days Set Up:Mo, Tu
Expected TAT:7 - 14 days
Ref. Ranges:Alpha-1-Antitrypsin: 100-190 mg/dL
Alpha-1-Antitrypsin Proteotype: Negative for S and Z phenotype (Non S Non Z)
Collection/
Processing Details:
Method:Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS), Nephelometry and Isoelectric Focusing
CPT Codes:82103 - Alpha-1-antitrypsin
83788 - A1AT proteotype S/Z, LC-MS/MS
82104 - Alpha-1-antitrypsin phenotype (if appropriate)
Clinical Utilities:A1A Deficiency Panel
Date Created:03/15/2007
Revised Date:02/06/2017