<正>Objective: To evaluate the application of the serum Krebs von den Lungen-6(KL-6)for the interstitial lung disease(ILDs) associated with connective tissue diseases(CTDs). Methods: Patients with CTDs
Background: Systemic sclerosis(SSc) is an autoimmune disease characterized by multiple-organ involvement among which Scleroderma-associated interstitial lung disease(SSc-ILD) occurs up to 70-90%.Studi