Alpha-1-Antitrypsin, Quantitative

Test Code
235


CPT Codes
82103

Preferred Specimen
1 mL serum


Minimum Volume
0.5 mL


Transport Container
Serum Separator Tube (SST®)


Transport Temperature
Room temperature


Specimen Stability
Room temperature: 7 days
Refrigerated: 7 days
Frozen: 90 days


Methodology
Immunoturbidimetric Assay

Setup Schedule
Mon-fri


Reference Range
83-199 mg/dL


Clinical Significance
Alpha-1-Antitrypsin level may be increased in normal pregnancy and in several diseases including chronic pulmonary disease; hereditary angioedema; renal, gastric, liver and pancreatic diseases; diabetes; carcinomas and rheumatoid diseases. Alpha-1-Antitrypsin may be decreased in emphysema, hepatic cirrhosis, respiratory distress syndrome of the newborn, nephrosis, malnutrition and cachexia. If a deficiency is present, aat phenotyping may be considered to confirm heterozygous versus homozygous deficiencies.


Performing Laboratory
Quest Diagnostics-Lenexa
10101 Renner Blvd
Lenexa , KS 66219-9752




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.