流行性乙型脑炎(简称乙脑),是乙脑病毒引起的急性传染病。本病以蚊子为传播媒介,6-9月份为流行季节。10岁以下的儿童发病较多,但成人也有发病。主要症状:发病急、高热、头痛、意识障碍、抽搐脑膜刺激征等。本病死率高,常有失语、痴呆、肢体瘫痪等后遗症。主要的预防措施如下: (一)灭蚊:在开展爱国卫生运动中,应根据蚊子的生长规律,坚持灭早(早期灭 Japanese encephalitis (abbreviated as JE) is an acute infectious disease caused by JE virus. The disease to mosquitoes as the media, 6-September for the popular season. Children under the age of 10 have more morbidity, but adults also have morbidity. The main symptoms: acute onset, fever, headache, disturbance of consciousness, convulsive meningeal irritation and so on. The high mortality of this disease, often aphasia, dementia, limb paralysis and other sequelae. The main precautionary measures are as follows: (1) Mosquito control: During the patriotic public health campaign, mosquito growth should be insisted on in the early stage