论文部分内容阅读
本文报导了1985年以来我省收集的703株志贺氏菌型别分布情况及某些流行病学特征。这些菌株来自我省18个地、市、州,血清鉴定分属4个菌群,其中 B 群549株(占78.09%)、D 群127株(占18.07%)、A 群22株(占3.13%),C 群5株(占0.71%)。B 群中,以2a、3a、1b 血清型为常见流行株;D 群在主要城市占一定比例;A 群菌集中分布在甘孜、凉山两地,是引起该地区痢疾病爆发流行的主要病原菌。年龄分布以16岁以上青壮年组占多数(占71.98%),其次是5岁以下婴幼儿。
This article reports the distribution and some epidemiological characteristics of 703 strains of Shigella collected in our province since 1985. These strains were from 18 prefectures, cities and prefectures in our province, belonging to 4 bacterial communities, including 549 strains of B group (78.09%), 127 strains of D group (18.07%), 22 strains of A group (3.13% %), C group 5 (accounting for 0.71%). In Group B, 2a, 3a and 1b serotypes were common epidemic strains; Group D accounted for a certain proportion in major cities; Group A bacteria were mainly distributed in Ganzi and Liangshan, which were the main pathogenic bacteria causing dysentery outbreak in this area. The age distribution of young people over the age of 16 accounted for the majority (71.98%), followed by infants under 5 years of age.