一、前言: 流行性乙型脑炎为每年夏秋季间所流行的一种急性传染病,本病最早流行于日本,以后在朝鲜、菲律宾、印度支那、瓜哇、苏联远东濱海省地区和我国台湾以及大陸均有本病流行。曾在1916——1917年冬在维也纳发生过一种昏睡性脑炎,在历史上人们为了区别特将发生在冬季的叫甲型脑炎。发生在夏季的叫乙型脑炎。以后又有人把这种脑炎称日本 I. Preface: Japanese encephalitis is an acute infectious disease prevailing in the summer and autumn of each year. The disease first became popular in Japan. Later in North Korea, the Philippines, Indochina, Kuala Wow, the Far East Coast Province of the Soviet Union and China Taiwan and mainland China have the disease epidemic. In the winter of 1916-1917 there had been a lethargic encephalitis in Vienna, and historically people had been called â ... ¢ encephalitis in winter to distinguish them. Occurred in the summer called Japanese encephalitis. Someone later called this encephalitis Japan