PMF IAS Current Affairs
PMF IAS Current Affairs
  • 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.


  • It is located in the Pacific Northwest region of the United States.
  • The capital city is Salem.
  • The largest city is Portland, known for its vibrant culture and beautiful surroundings.


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