West Nile virus

US /ˌwest naɪl ˈvaɪrəs/
UK /ˌwest naɪl ˈvaɪrəs/
"West Nile virus" picture
1.

virus del Nilo occidentale

a flavivirus of African origin that is transmitted by mosquitoes and causes a disease of birds, horses, and humans, in whom it typically causes a mild feverish illness but can occasionally cause encephalitis or meningitis.

:
The health department issued a warning about the spread of West Nile virus.
Il dipartimento della salute ha emesso un avviso sulla diffusione del virus del Nilo occidentale.
Symptoms of West Nile virus can range from mild to severe.
I sintomi del virus del Nilo occidentale possono variare da lievi a gravi.