一、细菌性痢疾的流行动态细菌性痢疾(简称菌痢)在传染病中是历史最久、流行最广、发病最高的疾病。在世界各国传染病统计中它占有重要地位。例如美国1970年的痢疾发病人数比前五年增达4万人以上。英国从1950～1960年除个别年外,发病人数每年都上升11.2～65.3%。日本从1925年至 First, the prevalence of bacterial dysentery Bacillary dysentery (referred to as bacillary dysentery) is the oldest in history of infectious diseases, the most popular, the highest incidence of disease. It occupies an important position in the statistics of infectious diseases in all countries in the world. For example, in the United States, the number of dysentery cases in 1970 increased by more than 40,000 over the previous five years. In the United Kingdom from a few years from 1950 to 1960, the number of cases increased by 11.2 to 65.3% every year. Japan from 1925 to