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目的调查2004年1月驻兰州某部集体生活单位连续发生以发热、腮部肿大为主要症状的疫情原因。方法实验室检查和流行病学调查。结果证实为1起流行性腮腺炎暴发。2004年1月9～23日累计发病6例,患者均为18～20岁男性。时间分布:1月9日(1例),1月11日(2例),1月23日(3例)。地点分布:本次疫情只涉及集体单位中的1个队,继发患者为前3个病例的同室或邻室。发病原因分析:前3例病人分别来自内蒙古呼和浩特市、陕西榆林、山东威海3省的农村。据调查,这3个省市近阶段有流行性腮腺炎的流行,前3个病例可能由当地感染在兰州发病。病人间的关系:6例病人均属1个分队3个班,以班为单位同吃同住为邻居。前3例同处1室,后3例分处2个室,与前3例病人关系甚密,有共用手巾及口杯的习惯,属继发病例。
Objective To investigate the causes of the outbreaks caused by the continuous occurrence of fever and cheek swelling in a collective living unit in Lanzhou in January 2004. Methods Laboratory tests and epidemiological investigations. The results confirmed a mumps outbreak. January 9, 2004 to 23 cumulative incidence of 6 cases, patients were 18 to 20-year-old man. Time distribution: January 9 (1 case), January 11 (2 cases), January 23 (3 cases). Location: The outbreak involved only one team in the collective unit, and the secondary patient was either the same room or neighbor to the first three cases. Analysis of the causes: the first three patients were from Hohhot, Inner Mongolia, Shaanxi Yulin, Weihai, Shandong Province, three provinces of the countryside. According to the survey, the epidemic of mumps in the three provinces and municipalities in the recent stage has occurred. The first three cases may be caused by local infection in Lanzhou. The relationship between patients: 6 patients were a detachment 3 classes, with classes as a unit with eating and drinking as a neighbor. The first three cases were in the same room, the latter three cases were divided into two rooms. They had a close relationship with the first three patients and had the habit of sharing hand towels and mouth beets, which was a secondary case.