疟原虫与疟疾?Plasmodiumandmalariawhat?introductionmorphologyandlifecyclepathogenesisandclinicalsymptomimmunityandepidemiologywhy?diagnosistreatmentandpreventionHow?advancedresearchNew?TropicalSouthAmericaMexicoandCentralAmericaAsiaAfricaMalariaexistsin106countriesbutismainlyconfinedtopoorertropicalareasofAfrica,AsiaandLatinAmerica.世界年代病人数发病率(1/10万)死亡人数(万)19502.5亿100025019925.0亿920150-27020082.47亿100200978.1introductionRollBackMalaria!urinareasthatusedtobefreeorlowinmalariaincidenceKenya100km=HighlandsElevation1,500morhigherCoolUnstabletransmission199119941997民谣:“要下芒市坝,先把老婆嫁;要往耿马走,棺材买到手;十人到勐腊,九人难回家”。introduction