Mishumo ichangoburwa yenyaya dzeEastern Equine Encephalitis (EEE) muUnited States dzakawedzera kushushikana pamusoro pekudzora nekudzivirira kwezvirwere zvinotapuriranwa neumhutu. EEE, kunyangwe isingawanzo, chirwere chine njodzi chinokonzerwa neumhutu, chinokwanisa kutungamira mukuzvimba kwehuropi zvakanyanya, kukuvadzwa kwetsinga, uye, mune dzimwe nguva, kufa. Njodzi yacho inonyanya kukwidziridzwa kuvana, vakwegura, uye avo vane immune system yakakanganiswa.