TRIM21 and scleroderma: Based on her past history and current reports, we also sent an extractable nuclear antigen antibodies (ENA) panel which revealed positive anti-Sjogren's-syndrome-related antigen A autoantibodies (anti-SSA), strongly positive Ro-52 recombinant and negative antinuclear antibody (ANA), negative anti-double-stranded deoxyribonucleic acid (anti-ds DNA), and anti-scleroderma antibody (Scl-70).