Antineutrophil Cytoplasmic Antibodies (ANCA) Test

What is an antineutrophil cytoplasmic antibodies (ANCA) test? This test looks for antineutrophil cytoplasmic antibodies (ANCA) in your blood. Antibodies are proteins that your immune system makes to fight foreign substances like viruses and bacteria. But ANCAs attack healthy cells known as neutrophils (a type of white blood cell) by mistake. This can lead to … Read more