含有特异性抗原的疫苗,接种于人体后,在产生有益的免疫反应的同时或之后可发生与免疫接种有关的甚至危及生命的严重反应。本文对我院收治的2例报道如下。例1 男,12岁。因全身风疹块2小时,胸闷、烦躁、肢端发绀半小时,于1999年3月31日入院。2小时前接种第4针乙脑疫苗数分钟后,突感全身皮肤发痒,随即出现风团,呈鲜 Vaccines containing specific antigens, after inoculation in the human body, can occur at the same time as or after the development of a beneficial immune response, even life-threatening serious reactions associated with immunization. This article admitted to our hospital in 2 cases reported as follows. Example 1 male, 12 years old. Due to body rubella block 2 hours, chest tightness, irritability, cyanotic acinar half an hour, on March 31, 1999 admitted. 2 hours before inoculation of the first 4 doses of JE vaccine, the sudden feeling of itchy skin, then there is the wind group, was fresh