Lung Ultrasound in Rheumatoid Arthritis–Associated Interstitial Lung Disease: Association with Radiological Patterns, Lung Function Tests, and Disease Activity—A Single-Center Retrospective Cross-Sectional Study
Introduction: Interstitial lung disease (ILD) represents one of the most relevant extra-articular manifestations in rheumatoid arthritis (RA), and significantly contributes to morbidity and mortality. High-resolution computed tomography (HRCT) is the gold standard for the diagnosis of ILD; however, its use in daily pra...