Objective:To study the difference of electromyography(EMG) and muscle enzyme(ME) in the progression of polymyositis(PM) and dermatomyositis(DM).
目的:探讨多发性肌炎和皮肌炎起病不同时间的肌电图与肌酶的演变规律。
2
To investigate clinical manifestation and laboratory indexes of polymyositis(PM) in active stage and their assessment value, and then judge the disease activity correctly.