KnowraPolymyalgia rheumaticaLinked fromLinked fromThe 7 pages that link to Polymyalgia rheumatica, each with the reason it gives.All 7Broader topic 1Related 3Compared with 3Rheumatoid arthritisCompared with: It can produce morning stiffness but primarily affects proximal muscles and periarticular structures, not synovial joints.FibromyalgiaCompared with: Its age pattern, inflammatory markers, and response to corticosteroids help distinguish it from fibromyalgia.MyopathyCompared with: Despite its name and muscle-region symptoms, it generally causes pain and stiffness rather than primary muscle weakness.