黑龙江省牡丹江市布鲁杆菌病流行特征与趋势分析

Analysis of epidemiological features of brucellosis and its trend in the city of Mudanjiang, China

目的了解黑龙江省牡丹江市布鲁杆菌病（简称布病）的流行特征，为制定布病防治策略提供科学依据。方法采用回顾性调查．对1998～2005年牡丹江市布病监测资料和疫情报告资料进行流行病学分析，结果1998—2005年全市共报告布病601例，布病流行呈上升趋势，尤以2004、2005年上升迅速．分别为279、256例。发病以青壮年为主，男女性别比为3．36：1.00；羊是主要传染源，传播途径以直接接触感染为主：家庭聚集性及隐性感染者增多。结论牡丹江市布病流行速度明显加快．应迅速采取有效措施，加大“以牲畜检疫、免疫、淘杀为主的”综合性防治力度，控制疫情蔓延．

Objective To investigate the epidemiological features of brucellosis in Mudanjiang to provide a scientific basis for the formulation of preventive and therapeutic strategies. Methods Data from the surveillance and epidemic reports of brucellosis from 1998 to 2005 in the city of Mudanjiang were analyzed. Results 601 cases of brucellosis were reported from 1998 to 2005 in the whole city,with a popular and spreading trend of the epidemic scene. The prevalence was accelerated, especially in the recent 2 years, 279 and 256 cases being found out respectively. Young and middle aged population were predominantly affected in a ratio of male to female of 3.36 ： 1.00; The sheep was the main source of brucella infection in our eity. Direct contact was a main route of transmission; An overt family aggregation concealed infection was rising. Conclusions Brucellsis prevalence is accelerated in the city of Mudanjiang. Comprehensive measures, such as, quarantine, conventional inoculation, killing of the diseased animals should be reinforced to control its spread.