Psoriasis is a common skin disease that is associated with multiple coexisting conditions. The most prevalent coexisting condition, psoriatic arthritis, develops in up to 30% of patients with psoriasis and is characterized by diverse clinical features, often resulting in delayed diagnosis and treatment. Initial reports emphasized a benign course in most patients, but it is now recognized that …
Systemic lupus erythematosus (SLE) is a chronic autoimmune disorder, characterized by production of autoantibodies directed against nuclear and cytoplasmic antigens, which may affect several different organs, with a plethora of different clinical and immunologic abnormalities, characterized by a relapsing and remitting clinical course