What is Bourbon Virus? New York Confirms Rare Tick-Borne Case
Photo: Erik Karits
Health officials in New York have confirmed a rare case of Bourbon virus, a tick-borne illness. Here is what you need to know about the symptoms and prevention.
Public health officials in New York have recently confirmed a case of the rare Bourbon virus, prompting renewed interest in this obscure tick-borne disease. While the virus remains extremely rare, its emergence has highlighted the importance of vigilance regarding insect-borne illnesses in the United States.
What is Bourbon Virus?
The Bourbon virus is a type of thogotovirus, a group of viruses often transmitted by arthropods like ticks. It was first identified in 2014 in Bourbon County, Kansas, when a man fell ill after being bitten by a tick. Since its discovery, only a limited number of cases have been reported across the Midwest and Southern United States, making it a highly unusual diagnosis for medical professionals.
Scientists believe the virus is primarily transmitted through the bite of the lone star tick, a common species found in wooded and grassy areas across much of the eastern and central United States. While research is ongoing, experts are still working to understand the full range of animals that may act as hosts for the virus in nature.
Symptoms and Health Impact
Because so few human cases have been recorded, medical experts are still building a complete clinical picture of how the virus affects the body. Patients who have tested positive for the Bourbon virus have reported a range of symptoms consistent with many other viral infections. These include high fever, fatigue, rash, headache, body aches, nausea, and vomiting. In some reported cases, patients experienced a significant decrease in blood cell counts, which can complicate the body’s ability to fight off other infections.
There are currently no specific vaccines to prevent Bourbon virus and no targeted antiviral medications to treat it. Treatment in hospital settings is generally supportive, meaning medical teams focus on managing symptoms—such as rehydration and pain relief—while the patient's immune system works to clear the virus.
Risk and Prevention
Public health agencies emphasize that while the news of a confirmed case may sound alarming, the actual risk to the general public remains very low. The most effective way to prevent Bourbon virus is to avoid tick bites altogether.
Experts recommend several standard precautions for those spending time outdoors:
1. Use EPA-registered insect repellents, such as those containing DEET or picaridin.
2. Wear long-sleeved shirts and long pants when walking in tall grass or wooded areas.
3. Perform thorough tick checks on your body, clothing, and pets immediately after returning from the outdoors.
4. If you find a tick attached to your skin, remove it promptly using fine-tipped tweezers by grasping it as close to the skin as possible and pulling upward with steady, even pressure.
Global Context
The emergence of viruses like Bourbon serves as a reminder of the shifting landscape of tick-borne diseases. As climate patterns change and human activity expands into more wild spaces, the frequency of contact between humans and ticks is likely to increase. However, health departments continue to monitor these trends closely, using surveillance programs to track where these viruses are moving and how they might affect human health.
If you have recently spent time outdoors in tick-prone areas and develop a sudden, unexplained fever or rash, it is important to contact a medical provider. While most illnesses will not be Bourbon virus, a doctor can help determine the cause of your symptoms and provide the appropriate care.
Consult a healthcare professional.
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