[New and reemerging viral fever carriers--a threat of epidemic complications in southern Europe and Russia].

Issues of emergence and spread of viral fever and malaria carriers in non-endemic areas are discussed. The role of asian tiger mosquito global spread--a dangerous arbovirus carrier--is noted. Epidemic consequences of emergence of West Nile fever virus in the New World that is presumably connected with Culex pipiens complex mosquitoes are discussed. Rigorous monitoring and prophylaxis measures are suggested.