Association of Serum KL-6 with Functional Impairment in Patients with Immune-Mediated Interstitial Lung Disease
Background and Objectives: Krebs von den Lungen-6 (KL-6) is a promising biomarker of interstitial lung disease (ILD), but data in immune-mediated ILD remain limited. We aimed to evaluate the clinical, functional, and radiological correlates of serum KL-6 levels in a real-world cohort of patients with immune-mediated IL...