An Ulster County resident has tested positive for the mosquito-borne eastern equine encephalitis virus, health officials say.

A New York state resident tested positive for eastern equine encephalitis – the first human case of the mosquito-borne virus in nearly a decade. The Ulster County resident is hospitalized and state health officials said the county Department of Health is investigating the case, the New York State Department of Health said.

A Hampstead man died and a Kensington man was sickened by mosquito-borne viruses. "We are very concerned," NH epidemiologist Dr. Chan says.