Alpha-1-Antitrypsin, Blood


Sunquest Code:AAT  
Epic Code:LAB810Epic Name:Alpha 1 Antitrypsin, Total
Synonyms:Alpha-1-Protease Inhibitor; Trypsin Inhibitory Capacity
Methodology:Rate nephelometry
CPT Code:----------CPTCODES HERE----------
Turnaround Time:Performed twice a week; results are reported the same day.


Collection Instructions

Specimen:Blood
Optimal Volume:1 mL
Minimum\Peds Volume:0.6 mL
Container:Red or gold (gel) (Red (no gel))
After Care:Samples not separated from cells within 2 hours of collection.


Processing and Shipping

Specimen Processing:Within 2 hours centrifuge and aliquot 0.4 mL, 0.2 mL minimum. Store in freezer.
Shipping Instructions:Ship on dry ice.
Test Performed at or Referral Lab Endocrine  (UMMC-East Bank)


Interpretive

Reference Range:80-200 mg/dL
Use:Detection of hereditary decreases in production. Order when serum alpha1 globulin is low. Heterozygous patients are commonly about 60% of normal. Homozygous recessive patients exhibit levels about 10% of normal.


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