流行性乙型脑炎(简称乙脑)是一种严重影响劳动人民健康、危害生命的急性传染病。病原体是一种嗜神经病毒,由蚊类以及台湾蠛蠓传播,多发病于夏秋季,好发于儿童。临床上以高热、意识障碍、抽搐、病理反射与脑膜刺激征为主要表现。得病后可获稳固的免疫力。流行病学与临床表现流行病学一、严格的季节性:我国的流行高峰在7～9月,高峰季节约占全年发病例数90%左右。南方发病较早,北方稍迟,但前后不超过1个月。乙脑严格季节性的原因,主要是夏秋季节气況适 Japanese encephalitis (JE) is an acute infectious disease that seriously affects the health of working people and endangers life. The pathogen is a neurotropic virus that is transmitted by mosquitoes and Taiwanese catsworms and occurs frequently in summer and autumn and occurs predominantly in children. Clinical high fever, disturbance of consciousness, convulsions, pathological reflex and meningeal irritation as the main performance. Get a solid immune system after getting ill. Epidemiology and clinical manifestations Epidemiology First, the strict seasonal: China’s epidemic peak in July-September, the peak season accounts for about 90% of the annual number of cases. Early onset of the South, the north a little later, but not more than 1 month before and after. JE strictly seasonal reasons, mainly summer conditions fit