云南自1956年证实存在恙虫病自然疫源地以来，先后查明滇南、滇西南和滇西大部份县市均有广泛的自然疫源地存在。大理市自1995年起有病例报告，病例有逐年增多的趋势，为进一步了解其流行型别与国际标准型别的关系，我们对当地1995～1997年间的121份疑似恙虫病病人血清进行分型 Since 1956, when confirmed as a natural foci of tsutsugamushi disease, Yunnan has identified a large number of natural foci existing in most counties and cities in southern Yunnan, southwestern Yunnan and western Yunnan. Since 1995, Dali City has reported cases and the number of cases has been increasing year by year. To further understand the relationship between its prevalence type and international standard type, we classified the sera from 121 suspected scrub typhus patients from 1995 to 1997