The Relationship of Dermatomyositis and Polymyositis to Internal Malignancy

摘要: • The association of malignancy with dermatomyositis and polymyositis has been questioned. During the last 20 years (1956 to 1975), we have studied 58 cases myositis that met predefined diagnostic criteria. These were analyzed for frequency malignancy, prognosis, value a test series malignancy. A significantly greater was found than polymyositis. prognosis appears be altered in presence In absence is similar two forms myositis. Lastly, screening laboratory roentgenographic investigation occult beyond thorough history, physical examination, use basic tests such as complete blood count, stool guaiac test, urinalysis, multiphasic analysis, chest roentgenogram not documented by this study. (Arch Dermatol116:295-298, 1980)