The Rhode Island Department of Health (RIDOH) reported today the first human Jamestown Canyon Virus (JCV) case in the state since 2013.The Rhode Island Department of Health (RIDOH) reported today the first human Jamestown Canyon Virus (JCV) case in the state since 2013.

The person who tested positive for Jamestown Canyon Virus is a resident of Kent County in their 50s. This person started experiencing symptoms in mid-September and was subsequently hospitalized. Due to the progression of symptoms, tests were submitted to the Centers for Disease Control and Prevention (CDC) in mid-October and Jamestown Canyon Virus was confirmed. This person has been discharged from the hospital and is recovering.

Jamestown Canyon Virus is a mosquito-borne pathogen that circulates widely in North America, primarily between deer and mosquitoes, but can also infect humans. Human cases can occur from late spring through mid-fall. People can be infected and not develop any symptoms, or only develop very mild symptoms. Early symptoms can include fever, muscle aches, headaches, and fatigue. Rarely, more serious central nervous system disease, including meningitis or encephalitis, can occur.

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