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Alpha-1-Antitrypsin (A1A) Phenotype, Serum

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Alpha-1-Antitrypsin (A1A) Phenotype, Serum

Accredited Facility E-report Qualified Specialists

This test determines the phenotype of alpha-1 antitrypsin (A1AT), a protein that protects tissues from enzyme damage. It helps diagnose genetic deficiency associated with lung disease and liver disease.

  • If early-onset emphysema or COPD is suspected.
  • During evaluation of unexplained liver disease.
  • When family history of A1AT deficiency is present.
  • In chronic respiratory or hepatic conditions.
  • As part of genetic disorder assessment.
  • No fasting is usually required.
  • A blood sample will be collected from a vein.
  • Inform the healthcare provider about liver or lung conditions.
  • May be combined with A1AT level testing.
  • Follow all laboratory instructions before sample collection.
    • Alpha-1-Antitrypsin (A1A) Phenotype, Serum
    No labs currently offering this test.