How do you approach management of ILD in the presence of weakly positive RF and ANA but no other objective systemic findings of connective tissue disease?

This issue comes up frequently in our combined ILD/Rheumatology clinic and my pulmonary colleagues are typically looking at me for an answer as to whether I think the biomarkers are relevant to the patient's ILD. Low-level ANAs and RFs are not uncommon in the general population and can result in ove...