50年代三日疟在我国呈散在发生,以后病例很少,1984年全国仅有8例报告,其中6例均是输血感染,分布在广东、广西和湖南三省。1986年6月,在浙江省永康县发现一例输入性患者。 患者系男性,20岁,永康县石柱乡农民。因畏寒、发热和头晕10d,于1986年6月14日入院。患者每天上午畏寒,继以发热,持续3～4h,至午后退热。曾在当地血检,未查到疟原虫。6月13日通过对外出返回流动人口的主动侦查血检,查到典型的三日疟原虫,确诊为三日疟。患者曾于1986年3月4日至中缅边境,以镶牙为业,巡回于农村。当地蚊子 Malaria on the 3rd was sporadic in our country in the 1950s. Since then, there were only a few cases. In 1984, there were only 8 reports in the country. Of these, 6 were all transfusion-transmitted and were distributed in Guangdong, Guangxi and Hunan provinces. In June 1986, a case of imported patients was found in Yongkang County, Zhejiang Province. Male patients, 20 years old, Shizhu Township Yongkang farmers. Due to chills, fever and dizziness 10d, on June 14, 1986 admission. Patients chills every morning, followed by fever, sustained 3 ~ 4h, antipyretics afternoon. Have a local blood test, did not find the malaria parasite. June 13 through the return of the floating population to the active investigation of blood tests, found a typical Plasmodium malaria three days, was diagnosed as Malaria Day. Patients on March 4, 1986 to the Sino-Burmese border, with denture industry, tour in rural areas. Local mosquitoes