Allina Health Laboratory a part of Abbott Northwestern Hospital

  



  
    

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Test Name:Proteinase 3 antibodies, IgG
Test Number:12685
Collect:0.5 mL serum - SST
Alternate Collect:0.5 mL serum - red
Plasma is not acceptable
Container:Serum Separator (SST) or
AHL False Bottom Plasma/Serum Transport tube
Processing:SST - spin
Red - spin and separate
Transport/Stability:Refrigerated (preferred) - 7 days
Frozen - 21 days
Alternate Names:Wegener's Granulomatosis
PR3
LAB12685
Performing Lab:AHL - Immunology; J
Days Set Up:Mo - Fr
Expected TAT:2 - 3 days
Ref. Ranges:<20 CU (negative)
≥20 CU (positive)
Collection/
Processing Details:
Useful For
- Evaluating patients suspected of having Wegener granulomatosis (WG)
- Distinguishing between WG and other forms of vasculitis, in conjunction with MPO / Myeloperoxidase Antibodies, IgG, Serum and ANCA / Cytoplasmic Neutrophil Antibodies, Serum (may be obtained as VASC / Antineutrophil Cytoplasmic Antibodies Vasculitis Panel, Serum)
- May be useful to follow treatment response or to monitor disease activity in patients with myeloperoxidase antibodies
Method:Chemiluminescent
CPT Codes:83516
Date Created:02/10/2017
Revised Date:09/12/2018