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Bubonic Plague (Black Death)
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- Context (DTE): A rare case of bubonic plague confirmed in Oregon residents, likely transmitted by a pet cat carrying Yersinia pestis bacterium from rodents and fleas.
- The bubonic plague is caused by the bacterium Yersinia pestis found in rodents and fleas.
- It gets its name from the swollen lymph nodes (buboes) caused by the disease.
- Transmission: Mainly by bite of infected fleas, direct contact with infected tissues, and inhalation of infected respiratory droplets.
- It appears in three forms:
- Bubonic plague: Causes painful lymph nodes, fever, headache, chills, and weakness. Over 80% of cases in the US are of this form.
- Septicemic plague: Develops from untreated bubonic plague and may lead to bleeding into the skin and other organs.
- Pneumonic plague: The most fatal form, spread between people through infectious droplets. It can cause respiratory failure and shock.
- Symptoms: Sudden high fever and chills, Pains in abdomen, arms and legs, Headaches, swollen lumps in the lymph nodes (buboes) that develop and leak pus.
- Treatment: Can be cured with antibiotics.
Oregon
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