Kass等人记述两个病例: 1.一男孩,在15岁第二次接种卡介苗后5-6周,发生典型皮肌炎的红斑与肌无力症状,肌肉酶活性大幅度升高,肌电图显示肌源性与神经源性的混合损伤,皮肤与肌肉活切证实为皮肌炎,无卡介苗骨髓炎或一般感染征候。病人多次住院,经强的松与氨甲喋呤治疗不见好转。2.一男孩,12岁时接种卡介苗,2～ Kass et al. Described two cases: 1. A boy who develops erythema and muscle weakness typical of dermatomyositis 5-6 weeks after the second vaccination of BCG at 15 years of age has a dramatic increase in muscle enzyme activity. Electromyography Showing myogenic and neurogenic mixed injury, skin and muscle biopsy confirmed dermatomyositis, no BCG osteomyelitis or general signs of infection. The patient was hospitalized several times, after prednisone methotrexate treatment did not improve. 2. A boy, vaccinated at the age of 12 BCG, 2 ~