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Catalog ID ANCA IFA Anti-Neutrophil Cytoplasmic Antibody, IgG by IFA

Important Note

Not a recommended first-line screening test for ANCA-associated vasculitis. Order Vasculitis Panel first. This test will be automatically reflexed from positive MPO and PR3 results from Vasculitis Panel.

Additional Codes

CPOE: Ref Anti-Neutrophil Cytoplasmic Antibody, IgG by IFA

DOE: Ref ANCA IFA

CPT Code

86036

Specimen

Gold top, collect 2 mL blood

1 mL serum (minimum 0.2 mL), refrigerated

Rejection Criteria

Plasma, urine, or other body fluids. Contaminated, hemolyzed, severely lipemic specimen, unlabelled specimen, insufficient quantity

Interpretative Information

Neutrophil Cytoplasmic Antibodies (C-ANCA = granular cytoplasmic staining, P-ANCA = perinuclear staining) are found in the serum of over 90 percent of patients with certain necrotizing systemic vasculitides, and usually in less than 5 percent of patients with collagen vascular disease or arthritis.

Performing Lab

ARUP Laboratories

Turn-Around-Time

1-3 days from specimen receipt at ARUP

Reference Values

ANCA IFA Titer: Less than 1:20

ANCA IFA Pattern: None Detected