In PM/DM with ILD, serum CRP and the interferon (IFN)-γ-inducible chemokines CXC motif-ligand 9 (CXCL9) and CXCL10 seemed to be associated with anti-Jo-1 antibody expression, which is associated with ILD [29]. Here, CXCL9 is linked to interstitial lung disease.