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楚雄市东瓜、鹿城2个镇于1991年7月5日至7月19日,发生一次成人病毒性心肌炎爆发流行。在34户205人中,发病55例,其中男性11例,女性44例;最小年龄2岁,最大年龄57岁,成人占91%(50/55);患病率26.8%。死亡13例,病死率23.6%。死亡病例2例尸解,病理诊断:①间质性心肌炎。②急性间质性肺炎。③大小循环障碍。尸解心血血清:一例为CoxrackieB_3型病毒中和抗体,一例为CoxrackieA_9型病毒中和抗体,实验室诊断为Coxrackie病毒感染。发病季节正值当地雨季,降雨量多,环境潮湿不卫生。病区饮水为田边井水及山管小溪流水,卫生条件较差。现将临床资料简要分析报告如下:临床表现:以取25例双份血清者,资料齐全作分析(死亡13例除外)。发病前或发病初期有呼吸道及消化道前驱症状者:头痛4例,咳嗽2例,咽
Chuxiong East melon, Lucheng 2 towns in July 5, 1991 to July 19, an outbreak of viral myocarditis in adults. Among the 34 205 cases, 55 cases were found, including 11 males and 44 females. The youngest was 2 years old and the oldest was 57 years old. The prevalence was 91% (50/55) in adults and the prevalence was 26.8%. Thirteen died, the case fatality rate was 23.6%. 2 cases of death autopsy, pathological diagnosis: ① interstitial myocarditis. ② acute interstitial pneumonia. ③ size of circulatory disorders. Autopsies Cardiovascular Serum: One case was a neutralizing antibody to Coxrackie B-3 virus, one case neutralizing antibody to Coxrackie A-9 virus, and a laboratory diagnosis of Coxrackie virus infection. The onset of the season coincided with the local rainy season, rainfall, wet and unsanitary environment. Ward drinking water for the Tanabe wells and mountain stream water, poor sanitation. Now a brief analysis of clinical data report as follows: Clinical manifestations: take 25 cases of double serum, data analysis (except 13 deaths). Pre-onset or early onset of respiratory and gastrointestinal precursors were: headache in 4 cases, 2 cases of cough, pharynx