| an outbreak of plasmodium vivax malaria among heroin users in spain. | we report the first outbreak of induced malaria among heroin users in spain, and the first one caused by plasmodium vivax in europe. five drug addicts from madrid, who had never travelled to endemic areas, were admitted to hospital with fever and splenomegaly. four had p. vivax malaria with low parasitaemia, ranging from 1 to 3% red blood cells. the fifth case was considered a "seropositive contact" because he had fever and positive malaria indirect fluorescent antibody test but negative blood s ... | 1986 | 3544357 |
| imported submicroscopic malaria in madrid. | submicroscopic malaria (smm) can be defined as low-density infections of plasmodium that are unlikely to be detected by conventional microscopy. such submicroscopic infections only occasionally cause acute disease, but they are capable of infecting mosquitoes and contributing to transmission. this entity is frequent in endemic countries; however, little is known about imported smm.the goals of this study were two-fold: a) to know the frequency of imported smm, and b) to describe epidemiological, ... | 2012 | 22970903 |