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多发性肌炎(简称多肌炎)是一类病因尚不清楚的炎症性或反应性肌病,目前多数认为属于胶原病。国外文献常将本病与皮肌炎相提并论,但在临床上二者常有不同之处;且实际上有皮损的皮肌炎亦只占多肌炎病人的40%左右。另因本病引起的病因及个别病人的临
Polymyositis (polymyositis for short) is a type of inflammatory or reactive myopathy that is unclear in etiology, most of which are considered to be collagen diseases. Foreign literature often compared with dermatomyositis, but in clinical practice often the difference between the two; and dermatomyositis actually lesions only account for about 40% of polymyositis patients. Another cause of the disease caused by the etiology and the individual patient