HSP90B2P and rheumatoid arthritis: In addition, higher levels of anti-Hsp autoantibodies are found in patients suffering from numerous inflammatory and autoimmune diseases, including rheumatoid arthritis, juvenile idiopathic arthritis, autoimmune myasthenia gravis, dermatitis herpetiformis, psoriasis, systemic lupus erythematosus, epidermolysis bullosa acquisita, celiac disease, atopic dermatitis and other (auto)inflammatory diseases (19).