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Résumé :
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Hantaviruses may cause new health problems for biologists and ornithologists working in the field. Hantaviruses are "emerging viruses" belonging to the Bunyaviridae. They are wide-spread in all parts of the world and excreted with urine and feces of different rodents (Muridae, Microtidae and Sigmodontidae). Man can be infected by inhaling viruses in contaminated aerosols or soil particles. Hantaviruses are responsible for different diseases: In Europe they cause the "nephropathia epidemica (NE)" (the mildest form), in the asian region hemorrhagic fever with renal syndrom (HFRS) and in the Americas the Hantavirus pulmonary syndrom (HPS) (both severe diseases of lungs and kidneys. HPS with letality of 50%). To reduce the risk of infection people must minimize their contact to rodents and their excreta. Rodents must strictly kept out of all sorts of buildings (cabins, sheds, stabels etc.). When working in dusty conditions (bird ringing in roof-trusses, nesting-boxes or field works on the ground) people should use face-masks and gloves. After work and before eating, hands must be desinfected. In case of respiratory or renal problems biologists, ornithologists and birders must inform their physicians about their possible contact to hantaviruses.
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