The possibility of sporadic distribution of Streptococcus suis in some areas remains

Lead: Xinhua Beijing, Aug 21 (reporter Zhu Yu) the Ministry of health and the Ministry of Agriculture issued an evaluation report on the epidemic situation of Streptococcus suis in Sichuan Province on August 21, saying that this epidemic situation of Streptococcus suis is a kind of second-class animal disease (Streptococcus suis) in China, which is concentrated and scattered in some parts of Sichuan Province At present, in view of the standardization of the disposal of dead and dead pigs and their products, the strengthening of disinfection and quarantine supervision, and the comprehensive immunization of pigs in the epidemic area and surrounding areas, it is unlikely that the epidemic will occur again in large areas However, according to the epidemiological law of Streptococcus suis, it is estimated that in the high temperature and high humidity climate season from June to September every year, the possibility of sporadic distribution of Streptococcus suis in some areas of China still exists After the outbreak of the epidemic, the Ministry of health and the Ministry of agriculture deployed in a timely manner, dispatched supervision groups and expert groups to guide and cooperate with the local authorities in the prevention and control of the epidemic, promptly investigated and confirmed that the epidemic was caused by Streptococcus suis type 2, and formulated and issued the clinical manifestations, diagnosis and treatment points and prevention and control measures for human infection of Streptococcus suis, diagnosis and control measures for human infection of Streptococcus suis Verify procedures and technical specifications for emergency prevention and control of Streptococcus suis to ensure the effectiveness of various prevention and control measures In this outbreak, the following main measures were adopted: to strictly monitor and report the epidemic situation, and to improve the ability of early warning and prediction of the epidemic situation and early emergency response Timely formulate and revise various technical plans to guide the prevention and control work in a scientific and standardized way, such as the formulation of human Streptococcus suis disease flow control plan, case report procedure, epidemic verification and diagnosis process, and the investigation and monitoring plan of Streptococcus suis type 2 infection epidemic situation, which standardizes the monitoring and clinical judgment standards; mobilize all forces, give full play to the role of professional institutions and personnel, and carry out the prevention and control work in a scientific and standardized way We will carry out the general survey of epidemic situation in an expanded network, discover and deal with human and animal epidemic situation in time, and win the initiative in our work It has been proved that the network system of health and animal epidemic prediction in Sichuan Province is complete and effective Rely on science and technology, rely on the legal system, resolutely prevent the spread of disease First, in accordance with the relevant provisions of the law on prevention and control of infectious diseases, the law on animal epidemic prevention, the national emergency plan for major animal epidemics and the national emergency plan for public health emergencies, the emergency mechanism shall be launched in a timely manner Second, we should pay close attention to the prevention and control measures of key links to block the spread of disease sources The Ministry of health and the Ministry of agriculture timely summarized and promoted the "Five Guarantees", "three controls" and "four prohibitions and one treatment" prevention and control measures taken by Ziyang and other places, cut off the epidemic source, prevent the spread of the epidemic and effectively prevent the spread of the epidemic to people Carry out targeted prevention work to prevent the outbreak from rebounding On the one hand, medical and health personnel carry out in-depth epidemiological investigation, spare no effort to treat patients, reduce mortality, carry out extensive health education, strengthen supervision and inspection; on the other hand, increase the prevention and control of animal epidemic The first is to prevent the use of high-sensitivity antibiotics for the same herd of sick and dead pigs; the second is to guide the farmers in the epidemic area to add preventive drugs to the feed to improve the resistance of livestock; the third is to regularly disinfect the houses, livestock trading places and designated slaughterhouses in the epidemic area to improve the health and living conditions; the fourth is to organize the development and production of vaccines in time to improve the susceptible pig population in Ziyang and other high-risk areas To improve the immune level of pigs, emergency immunization was carried out As of August 20, 1569 villages, 2.978 million farmers and 9.923 million pigs in Ziyang and other key areas have been immunized The immune rate of pigs to be immunized has reached 73% Strengthen publicity and inform relevant international organizations in a timely manner The propaganda of prevention and control of Streptococcus suis has been strengthened At the same time, we should cooperate with the news media to widely publicize the scientific knowledge of the transmission way, clinical symptoms and prevention methods of Streptococcus suis type 2 Efforts have been made to implement the prevention and control requirements to every farmer, to transfer the prevention and control knowledge to every farmer, and to improve farmers' awareness of scientific pig breeding and disease prevention At the same time, the epidemic situation shall be publicized to the public in a timely manner and the World Health Organization and the Hong Kong and Macao special administrative regions shall be informed of the situation Through the joint efforts of the Ministry of health, the Ministry of agriculture, the Party committee and the government of Sichuan Province and the epidemic area, the pathogen and its transmission route have been identified At present, there have been no new cases of human for 16 consecutive days in Sichuan Province, no new cases of pig for 13 consecutive days, and the epidemic situation of Streptococcus suis in Sichuan Province has been effectively controlled.