Inclusion body myositis, polymyositis, and dermatomyositis are three distinct categories of inflammatory myopathy. Some authorities commented on the selective early weakness of the volar forearm ...

We present a patient with a typical bronchopulmonary carcinoid tumor who presented with proximal muscle weakness. Laboratory analysis and a muscle biopsy specimen led to the diagnosis of polymyositis.

New research from Tokyo, Japan could help clarify the role of proinflammatory mediators in the pathogenesis of chronic inflammatory myopathies, such as polymyositis and dermatomyositis. Elevated ...