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Alpha-1-Antitrypsin (AAT), plasma or serum
Alternate test name
Lab area
Clinical Biochemistry - General
Method and equipment
Equipment : Roche Cobas Pro c503
Method : Immunoturbidimetric assay
Human α1‑antitrypsin forms a precipitate with a specific antiserum which is determined turbidimetrically
Expected turn-around time
STAT: 6 Hours
Urgent: 6 Hours
Routine: 24 hours
Specimen type
Plasma heparin or Serum
Specimen requirements
Minimum 120 uL.
Storage and transportation
Shipping information
The Hospital for Sick Children
Rapid Response Laboratory
555 University Avenue, Room 3642
Toronto, ON
Canada
M5G 1X8
Phone: 416-813-7200
Toll Free: 1-855-381-3212
Hours: 7 days/week, 24 hours/day
Background and clinical significance
Alpha-1 antitrypsin deficiency is a genetic condition that can cause lung and liver damage. Lung symptoms are usually similar to emphysema, including chronic cough, shortness of breath and wheezing. Treatments can reduce your risk of lung damage.
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Customer Service
Toll Free: 1-855-381-3212
Local: 416-813-7200