Test Overview
Test Methodology

Multiplex Flow Immunoassay

Test Usage

Evaluating patients suspected of having Granulomatous polyarteritis (GPA).

Reference Range *

< 1.0 Antibody Index (Negative)

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday - Friday
Analytic Time

24 hours

Soft Order Code
PR3
MiChart Code
Proteinase 3 Antibodies
Synonyms
    Laboratory
    Chemical Pathology
    Section
    Immunopathology
    Specimen Requirements
    Collection Instructions

    Collect specimen in SST tube. Centrifuge, aliquot serum into a plastic vial and refrigerate up to 7 days.

    Alternate Specimen
    Red top tube.
    Normal Volume
    0.5 mL serum
    Minimum Volume
    0.25 mL serum
    Billing
    CPT Code
    83516
    Fee Code
    21595
    LOINC
    46267-1, 63310-7
    NY State Approved
    No