The European Journal of Public Health Advance Access published online on January 21, 2009
The European Journal of Public Health, doi:10.1093/eurpub/ckn135
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© The Author 2009. Published by Oxford University Press on behalf of the European Public Health Association. All rights reserved.
Commentary |
Chikungunya and West Nile virus outbreaks: what is happening in north-eastern Italy?
Giovanni RezzaDepartment of Infectious, Parasitic and Immunomediated Diseases – Istituto Superiore di Sanità, Roma, Italy
Correspondence: Giovanni Rezza, Epidemiology Unit, Department of Infectious, Parasitic and Immunomediated Diseases, Istituto Superiore di Sanità, Roma, Italy, tel: +39 06 49903185/6125, fax: +39 06 49902755, e-mail: g.rezza@iss.it
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In the summer of 2007, an unexpected outbreak of chikungunya (CHIK) fever, an arbovirus belonging to the Alphavirus genus, caused more than 200 human cases in the Emilia-Romagna Region of Italy; most of the cases were recorded in two villages in the Province of Ravenna.1 The tropical virus—which since late 2004 has caused several outbreaks in coastal Kenya, in the Indian Ocean (especially on the island of La Reunion) and on the Indian subcontinent—was introduced in Italy by a man from Kerala (an Indian state affected by a large outbreak) and sustained by local mosquitoes (Aedes albopictus, the