ANCA

on 17.3.09 with 0 comments



  • antineutrophil cytoplasmic antibodies

  • these are circulating antibodies that react with constituents of the patient’s own neutrophils

  • types

    • cytoplasmic ANCA

      • granular staining in the cytoplasm

      • ab against serine proteinase 3, a neutrophil granule constituent

      • the basis for Wegener’s granulomatosis

    • perinuclear ANCA

      • neutrophil cytoplasm itself does not stain

      • ab against myeloperoxidase

Category: Medical Subject Notes , Pathology Notes

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