A human case of the plague has been confirmed in Pueblo County, Colorado, with health officials investigating the situation. The plague is caused by Yersinia pestis, a bacterium that was likely introduced in North America around 1900. Symptoms include severe headache, fever, chills, muscle aches, nausea, vomiting, and swollen lymph nodes. The disease can spread from rodents, fleas, or infected animals to humans.
Key Points
Plague is caused by Yersinia pestis bacterium
Symptoms include severe headache, fever, chills, muscle aches, nausea, vomiting, and swollen lymph nodes
Disease can spread from rodents, fleas, or infected animals to humans
Pros
Health officials are actively investigating the situation
Plague can be treated successfully with antibiotics
Cons
Plague has a fatality rate of 30% to 60% if left untreated