Alpha-1-Antitrypsin Phenotyping
Label Mnemonic: A1AP
Epic code: LAB2564
Downtime form: A-1a Doctor/Provider Orders - Pathology Core and Specialty Care Nursery
Commercial Mail-out Laboratory
5231 RCP
356-8593
Specimen(s):
Serum
Collection Medium:
Red top tube 5 mL (Clot Activator)
Minimum:

Adult Minimum:  1 mL serum required

Absolute Minimum:  0.3 mL

Pediatric Minimum:  0.3 mL
Rejection Criteria:
Grossly hemolyzed specimens.
Turn Around Time:
2-4 days upon receipt at reference laboratory
Reference Range:
Phenotype - By report Alpha-1-Antitrypsin - 100-200 mg/dL
Comments:
Alpha-1-Antitripysin total will also be performed.
Test Limitations:
Interpret with caution if the patient has been transfused within the previous 21 days.
Methodology:
Qualitative Isoelectric Focusing/Immunoturbidimetry
CPT Code:
82103 Alpha-1-Antitrypsin, Total; 82104 Alpha-1-Antitrypsin, Phenotype