我院自1985年12月至1987年2月观察过敏性紫癜32例,入院后全部作脑电图检查,其中4例有异常改变。讨论4例均为女孩,年龄6～11岁,均具有典型过敏性紫癜的临床表现及实验室检查。4例除典型的紫癜性皮疹外,均有不同程度的关节肿痛、肾炎样改变、消化道出血、腹痛、心电图改变。4例均有脑电图弥散性异常改变。脑电图的异常改变、发生在本病的高峰 In our hospital from December 1985 to February 1987 observed 32 cases of allergic purpura, after admission, all for EEG examination, of which 4 cases of abnormal changes. Four cases were discussed, aged 6 to 11 years old, all with the typical clinical manifestations of allergic purpura and laboratory tests. In addition to the typical 4 cases of purpuric skin rash, there are varying degrees of joint swelling and pain, nephritis-like changes, gastrointestinal bleeding, abdominal pain, ECG changes. 4 cases were diffuse abnormal EEG changes. EEG abnormal changes occur in the peak of this disease