San Diego

San Diego County Reports First Human Case of West Nile Virus in 2024

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Published on September 27, 2024
San Diego County Reports First Human Case of West Nile Virus in 2024Source: County of San Diego

A concerning health alert has captured local attention as summer silently transitions into fall. San Diego County health officials have confirmed the first human case of West Nile virus this year. A 71-year-old man, now hospitalized, is reported to have been infected with the disease, per a statement released by the San Diego County.

The affected individual's recent travels to rural Colorado have been pointed out as the likely origin of his affliction. There hasn't been a human case of West Nile in the county since back in 2022. Nonetheless, West Nile virus is known to be present in San Diego as well. Earlier a dead bird in the Clairemont area tested positive for the virus, which should serve as a reminder that the risk, although rare, continues to linger.

Transmitted by mosquitoes that have bitten infected birds, West Nile virus poses a health risk that most often goes unnoticed. Indeed, 80% of those infected do not show any symptoms, while some experience fever and other mild symptoms. A far smaller fraction, only about 1 out of 150 infected individuals, may face severe illness or even death as a consequence of the virus, according to health officials.

As concerns about mosquitoes grow, residents are urged to take protective steps by removing standing water from items like plant saucers, rain gutters, and old tires. Repellents and protective clothing outdoors are also important. Reporting mosquito activity and neglected pools can help reduce their numbers. Residents can contact the Vector Control Program to get free mosquito fish to control breeding in backyard ponds and fountains.

Furthermore, for those seeking more information on mosquito-borne illnesses and preventative methods, a visit to San Diego County's "Fight the Bite" website is strongly recommended.