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…
Clinical Vignette A 45-year-old woman with long-standing asthma and chronic sinusitis has new-onset peripheral neuropathy, arthralgias, fatigue, progressive dyspnea and a nonproductive cough. She has never smoked and has no environmental exposures. Her medications include an albuterol metered-dose inhaler (which she uses daily); an inhaled corticosteroid, montelukast; and ibuprofen (which she takes occasionally). She is…