The Center for Arthritis & Rheumatic Diseases has been serving patients for more than 20 years. It provides a range of diagnostic and treatment options for routine and complex rheumatologic and autoimmune disorders. The center specializes in the treatment of osteoarthritis, ankylosing spondylitis, psoriatic arthritis, spondyloarthropathies, polymyalgia rheumatica, Sjogren's syndrome, lupus, scleroderma, gout, osteoporosis and vasculitis. The Center for Arthritis & Rheumatic Diseases also offers magnetic resonance imaging, bone densitometry testing and ultrasonography services. It maintains an infusion therapy center and has performed several thousand procedures over the last four years. Additionally, the center uses Remicade, ORENCIA, Boniva IV and Rituxan for the treatment of various diseases. The Center for Arthritis & Rheumatic Diseases maintains a presence in San Antonio.