CHICAGO—Ken Smith, MD, PhD, professor of medicine at the University of Cambridge, England, gave an update on anti-neutrophil cytoplasmic antibody (ANCA)-associated vasculitis (AAV) at the 2018 ACR/ARHP Annual Meeting. Although vasculitis tends to be defined first by vessel size, the clinical differentiation between the forms is not reliable, explained Dr. Smith. For example, granulomatosis with…
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