neuroinvasive disease
Coverage of neuroinvasive disease in the Nexus archive.
- West Nile cases surge in 2026 as CDC issues holiday advisory
The CDC issued a July 4 holiday advisory warning of a two-decade high in West Nile virus cases, with 48 cases reported through June 2026, including 38 severe neuroinvasive cases across 23 states. The agency recommends using EPA-registered insect repellent, wearing protective clothing, and avoiding outdoor activity during dusk and dawn to prevent mosquito bites.
- Long Beach confirms first human case of West Nile in California
Long Beach confirmed California's first human case of West Nile virus this year. The patient was hospitalized with neuroinvasive illness but is recovering at home. The virus is transmitted by Culex mosquitoes, with no vaccine or treatment available, and health officials recommend precautions like insect repellent and removing standing water.