呼和浩特市农区首次发现流行性出血热报告

呼和浩特市历史上未曾发现流行性出血热自然疫源地，也未见到流行性出血热疫情报告。1995年3月，本市中文齐镇发生1例临床表现典型并经血清学证实的流行性出血热病例。病家及其周围居民区家鼠密度为3.61％，以褐家鼠为优势种。送检捕获鼠鼠肺51份，阳性率21.57％。病家周围健康人群流行性出血热隐性感染调查，阳性率2.71％（1/37）。流行病学调查表明，病人病前1周－2个月内无外出史，故病人系本地感染。动物流行病学调查证实，呼和浩特农区存在流行性出血热自然疫源地。

First Report on Epidemic Hemorrhagic Fever in Rural Area of Huhehaote City

There was no report on Epidemic Hemorrhagic Fever (EHF) in the history of Huhehaote. First case of EHF confirmed by serology was reported in Bikeji Town of Huhehaote City in March 1995. The density of Rattus in patient's home and the surrounding resident area was 3. 61%.The positive rate was 21. 57% in 51 lung samples of collected Rattus. The positive rate of latent infection in healthy persons arrounding patient's home was 2. 71% (1/37). The epi- demiological survey also indicated that the patient, did not go out of town. The animal epidemio- logical survey showed that there were natural foci of EHF in the rural area of Huhehaote city.