Blood transfusion is one of the most important ways of clinical treatment.Safety,timeliness and effectiveness attracted the most attention of people.Because of the risk of infection with a variety of pathogenic organisms,the incidence and mortality of infectious diseases are significantly increased after transfusion therapy.Transfusion-related parasitic diseases such as Plasmodium、Toxoplasma gondii、Babesia、Trypanosoma cruzi are the important component of transfusion-transmitted infection.In this paper,we su...