吉林省是克山病重病区之一,历经40余年防治研究,始终坚持以“四改”、“三防”和口服亚硒酸钠片为主的综合防治措施。四改,即改善病区环境,改善居住条件,改善营养,改善饮用水质;三防,即防烟,防寒,防潮湿。通过多年的病区现场试验证明,此项预防方法对预防克山病的发生取得明显效果。 Jilin Province is one of the most endemic diseases in Keshan. After more than 40 years of research on prevention and treatment, Jilin Province has always adhered to the comprehensive prevention and treatment measures with “four changes”, “three defenses” and oral sodium selenite tablets as the mainstay. Four changes, that is, to improve ward environment, improve living conditions, improve nutrition and improve drinking water quality; three defenses, that is, smoke, cold, moisture. Through many years of ward field experiments show that this prevention method to prevent the occurrence of Keshan disease achieved significant results.