Systemic vasculitis and the lung

The lungs are affected by systemic vasculitides with differing frequency, characteristics, and severity, depending on the specific vasculitis syndrome. Alveolar hemorrhage, nodules, interstitial disease and airway stenoses are the most common lung manifestations of antineutrophil cytoplasm antibody-associated vasculitides. Pulmonary vascular involvement also occurs in Behçet disease and Takayasu arteritis, where it manifests as pulmonary artery …