摘要
我国志贺氏Ⅰ型痢疾杆菌（以下简称 A1菌）在解放前曾猖獗肆虐,解放后在一些地区仍有流行。五十年代初期所占比例曾下降到1.08%,六十年代则回升到5～9%,七十年代初又降到1.5～4.9%。六十年代末在中美洲六国发生 A1菌痢疾大流行,此后又在南亚的印度、斯里兰卡和孟加拉。
Following the world wide prevalence of Type I Shigella dysetery,cases of this disease were also found in China,at first in Guangxi,Hunan and Guangdong provinces of South China,and then in the North China.The epidemic areas (except Guangxi and yunan provinces) were closely related with Jing-Guang Railway and Long-Hal Railway,suggesting traffic trans mission.In the severely affected areas of this new epidemic,the prevalence rate was quite high as compared with Guatemala,E1 Salvador and St.Marlin Island of Bengal,but the mortality rate was rather low.In Some areas of epidemic outbreak such as certain commune in Xinjiang province and some production brigades in Changjiang county of HainanIsland and Zhaoping county of Guangxi province,however,the death rate was considerably high.Cases of chronic dysentery of Type I Shigella had been found in certain areas during this epidemic.The pathogen showed different biochemical features and drug resistance than those reported in foreign literature.
