Interstitial Lung Disease May Trigger Microscopic Polyangiitis in Some Patients, Case Report Suggests
Interstitial pneumonia may trigger the production of anti-neutrophil cytoplasmic antibodies (ANCA) and lead to a kind of vasculitis called microscopic polyangiitis, a case report shows. The finding suggests that interstitial pulmonary fibrosis may be a cause, rather than a consequence, of ANCA-associated vasculitis. The study, “Idiopathic Interstitial Pneumonia…