CENPB and systemic sclerosis: When SSc was splitted in the two clinical subsets, namely limited cutaneous (lcSSc) and diffuse cutaneous (dcSSc), of the 81 patients with clinical features of lcSSc, 75.3% were anti-CENP-B positive, 12.3% were anti-Scl70 positive, and 1.2% were anti-RNA pol III positive.