Case Links Pfizer-BioNTech COVID Vaccine to AAV Kidney Damage

A woman developed a rare case of acute kidney failure linked to ANCA-associated vasculitis (AAV) following her first dose of the Pfizer-BioNTech COVID-19 vaccine, according to a report. This case adds to previous reports suggesting that COVID-19 vaccines may, in rare instances, promote the development or exacerbation of autoimmune…

Cigarettes Caused Smoker with Interstitial Lung Disease to Produce ANCA Antibodies, Report Says

In patients with interstitial lung disease, cigarette smoking may sometimes cause the production of ANCA associated antibodies — a hallmark of ANCA-associated vasculitis — without any signs of vessel inflammation, the case of a 57-year-old man suggests. The case report, “Combined pulmonary fibrosis and emphysema with myeloperoxidase-antineutrophil cytoplasmic antibody…