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Mosquito Bite Sparks Rare Illness in South Carolina
3 Aug
Summary
- A South Carolina resident contracted a rare viral illness from a mosquito bite.
- The illness, La Crosse encephalitis (LACE), is prevalent in the Upstate region.
- Health officials urge preventive measures against mosquito bites to avoid transmission.

A rare and serious viral illness has been confirmed in a South Carolina resident following a mosquito bite. The individual, residing in Oconee County, has been diagnosed with La Crosse encephalitis (LACE), a condition noted for its prevalence in the Upstate area. LACE is transmitted solely through infected mosquitoes and is not passed from person to person.
While many individuals infected with LACE show no symptoms, the illness can manifest with various signs. In severe instances, it can lead to encephalitis, an inflammation of the brain. Health department officials are emphasizing the importance of preventative measures to combat mosquito bites. Recommendations include the consistent use of insect repellent containing DEET, picaridin, or oil of lemon eucalyptus when engaging in outdoor activities.