A muscle biopsy might be performed to differentiate polymyalgia<unk>  (PMR) from other diseases. In addition, temporal artery biopsy is required when a subject with PMR have symptoms suggestive of giant cell arteritis.
Polymyalgia rheumatica other diagnostic studies
Dermatomyositis other diagnostic studies
Systemic lupus erythematosus other diagnostic studies
Polymyalgia rheumatica diagnostic study of choice
Polymyalgia rheumatica risk factors
Sjögren's syndrome other diagnostic studies
Polymyositis and dermatomyositis risk factors
Polymyalgia rheumatica laboratory findings