RTEL1 and rheumatoid arthritis: Alterations in telomere-related genes—TERT, TERC, RTEL1, PARN, TINF2, NAF1, and DKC1—have been linked to conditions such as IPF, iNSIP, RA-ILD, acute interstitial pneumonia, organizing pneumonia, and chronic hypersensitivity pneumonitis [15,16].