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ANCA (antineutrophil cytoplasmic antibodies), P-ANCA (perinuclear) C-ANCA (cytoplasmic)


Normal Range = none present.

ANCA is the antibody to white cells

It is found in approx 20% lupus patients, lupus specificity is poor.

C-ANCA suggests a systemic vasculitis disease, and is rarely seen in patients with lupus.

P-ANCA is most seen in necrotizing, crescentic glomerulonephritis and polyarteritis nodosa. P-ANCA is found in some lupus patients.





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