It is an inflammatory disease with distinct symmetrical pain accompanied by shoulder and / or pelvic girdle.
The cause of polymyalgia rheumatica is unknown. Until today it was not possible to identify the exact location of the underlying pathological process. Presumably is causally associated with inflammation of blood vessels (vasculitis), as the disease is associated with giant cell arteritis.
Speak for an autoimmune disease, among other things, that exogenous factors frequently (in northern regions, often associated with infections) and genetic predisposition appear to play a role.
The disease affects about 0.01 to 0.03% of all aged over 50, with the mean age of onset around the 70th Age is.
Diagnostic criteria for Bird (at least three should be met):
If the therapy is maintained consistently, the disease usually heals without complications from a few years.