Proteinase 3 (PR3) Antibody IgG


Sunquest Code:PR3IGG  
Epic Code:LAB6362Epic Name:Proteinase 3 (PR3) Antibody IgG
Synonyms:Autoantibodies
Methodology:Multiplex flow immunoassay
CPT Code:83516
Turnaround Time:Performed Mon-Fri; results reported the same day.


Collection Instructions

Specimen:Blood
Optimal Volume:2 mL
Minimum\Peds Volume:0.9 mL
Container:Red or gold (gel) (Red (no gel))
Causes for Rejection:Gross hemolysis.


Processing and Shipping

Specimen Processing:Centrifuge ASAP and aliquot 1 mL, 0.35 mL minimum. Store in refrigerator up to 7 days.
Shipping Instructions:Ship at refrigerated temperature.
Test Performed at or Referral Lab Specialty Core  (UMMC-East Bank)


Interpretive

Reference Range:

 

Negative

Less than 1.0 AI

Positive

1.0 AI and greater

Antibody index (AI) values reflect qualitative changes in antibody concentration that cannot be directly associated with clinical condition or disease state.

 

Use:Aids in the diagnosis of Wegener's granulomatosis (WG).


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