Inflammatory myopathy : calcifications and high fluid signal intensity on MRI

Inflammatory myopathy is a group of disorders that are characterized by muscle inflammation and weakness. The most common types of inflammatory myopathy are polymyositis, dermatomyositis, and inclusion body myositis. Polymyositis and dermatomyositis are autoimmune disorders, which means that they are caused by the immune system attacking healthy cells in the body. Inclusion body myositis is … Read more