Lung Disease in Rheumatoid Arthritis
RA-ILD gets the attention, but COPD, bronchiectasis and bronchiolitis are common, under-recognised and carry their own mortality — and screening guidance now exists for only one of them. This review maps all eight pulmonary manifestations, the mucosal-origins case for the lung as where RA autoimmunity begins, and why 25 years of RA trials have produced almost no evidence for treating the lung.