皮肌炎(DM)属结缔组织病,近年来发病有增多趋势,鉴于临床表现较为复杂,强地松治疗效果较好的特点。已引起有关方面的重视。笔者曾遇四例,报告如下。例1 男,8岁。患儿于1970年4月无明显诱因出现两下肢肌肉疼痛,其后两上肢疼痛,一个月后服水杨酸钠1g,服后面部潮红、大汗淋漓、耳鸣、发热、胸闷、面部轻度浮肿,四肢活动受限,站、走、抬头不能。继发浮肿。体检:一般状态欠佳、意识 Dermatomyositis (DM) is a connective tissue disease, the incidence of an increasing trend in recent years, given the more complex clinical manifestations, prednisone treatment is better. Has attracted the attention of the parties concerned. I have met four cases, the report is as follows. Example 1 male, 8 years old. Children in April 1970 there was no obvious incentive to lower extremity muscle pain, followed by two upper extremity pain, a month after taking sodium salicylate 1g, serving the back of the Department of flushing, sweating, tinnitus, fever, chest tightness, mild facial Edema, limbs limited mobility, station, walk, rise can not. Secondary edema. Physical examination: the general state of poor, awareness