RNPC3 and interstitial lung disease: The same was also observed with the presence of dsDNA (50.0% in renal involvement versus 10.0% in ILD and 17.2% in the absence of organ damage), anti-Smith antibodies (33.3% versus 0% and 6.7%), and anti-RNP antibodies (33.3% versus 0% and 13.3%).