Vasculitis - Diagnosis: Encyclopedia II - Vasculitis - DiagnosisThe types of vasculitis are distinguished by the type of blood vessel affected (aorta, large arteries, arterioles, capillaries and veins), the appearance of biopsy tissue of affected organs on light microscopy, and if necessary, with the help of immunohistochemistry (use of monoclonal antibodies against specific inflammatory protein markers).
Other diagnostic tools are the detection of circulating antibodies that are associated with forms of vasculitis. While these measurements have a low positive and negative predictive value (due to the high rates of both false positives and false negatives), they can direct the clin ...
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