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Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog
ALPHA-1-ANTITRYPSIN, QN |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB1710 Geisinger Epic ID: 47277 | |
SPECIMEN COLLECTION |
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Specimen type: |
Serum | |
Preferred collection container: |
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Alternate Collection Container: |
6 mL red-top (plain, non-serum separator) tube
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Specimen required: |
1 mL serum; minium 0.5 mL | |
| SPECIMEN PROCESSING |
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Specimen processing instructions: |
Centrifuge. | |
Transport temperature: |
Refrigerated. | |
Specimen stability: |
Room temperature: 72 hours. Refrigerated: 7 days. Frozen: -20° C: 90 days. | |
TEST DETAILS |
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CPT code(s): |
82103 | |
| Note: The billing party has sole responsibility for CPT coding. Any questions regarding coding should be directed to the payer being billed. The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only. | ||
Methodology: |
Nephelometry |
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Synonyms: |
Quest test 235, A1A, Alpha-1-antitrypsin, AAT, A1AT A1ANTI
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Clinical significance: |
Congenital deficiency of Alpha-1-Antitrypsin (AAT) is associated with early lung disease (emphysema, chronic bronchitis, and chronic obstructive lung disease) and neonatal hepatitis and infantile cirrhosis. If a deficiency is present, AAT phenotyping is suggested to confirm heterozygous versus homozygous deficiencies | |