苏联全境的疟疾几已全部消灭,但许多地区的生境并未改变,随时可因外来传染源而引起疟疾的复燃。尤其是南方,残存的病灶区,对于疟疾病例的扩散和局部暴发流行的出现,是一大威胁,措施略一放松,便会产生严重的后果。在疟疾实际已经消灭的几年里,已发生过数起局部暴发流行。目前苏联的状态是:许多地区的媒介密 Malaria in the entire Soviet Union has been almost eliminated. However, the habitat of many areas has not changed and malaria may be caused by the source of external infection at any time. In particular, the remnant lesion area in the south is a major threat to the spread of malaria cases and the outbreak of local outbreaks. If the measures are relaxed for a short time, serious consequences will arise. In the few years since malaria has actually been eliminated, several outbreaks of local outbreaks have occurred. The current state of the Soviet Union is: dense media in many areas