Data obtained from a large Taiwanese cohort study suggest that RA patients have an increased higher risk of cancer, especially hematologic and kidney cancers. The data warrant that RA patients be subjected to cancer screening programs.
Yi-Ju Chen et al. The Risk of Cancer in Patients with Rheumatoid Arthritis. A Nationwide Cohort Study in Taiwan. Arthritis & Rheumatism 2011;63:352–358