The bubonic plague is an infection of the lymphatic system, usually resulting from the bite of an infected flea, Xenopsylla cheopis (the Oriental rat flea). [14] Several flea species carried the bubonic plague, such as Pulex irritans (the human flea), …

Buboes are a symptom of bubonic plague and occur as painful swellings in the thighs, neck, groin or armpits. [2] They are caused by Yersinia pestis bacteria spreading from flea bites through the bloodstream to the lymph nodes, where the bacteria replicate, causing the nodes to swell. [3]

Bubonic plague is an infection spread mostly to humans by infected fleas that travel on rodents. Called the Black Death, it killed millions of Europeans during the Middle Ages. Prevention involves reducing your exposure to mice, rats, squirrels and other animals that may be infected. What is the bubonic plague?

Jan 12, 2024 · Bubonic plague is an infectious disease that causes swollen, painful lymph nodes. It caused the deaths of more than 25 million people in the 14th century. The disease still occurs in many parts...

May 15, 2024 · Bubonic plague: Patients develop fever, headache, chills, and weakness and one or more swollen, painful lymph nodes (called buboes). This form usually results from the bite of an infected flea, with an incubation period of 2 to 8 days.

Jul 7, 2022 · Bubonic plague is the most common form and is characterized by painful swollen lymph nodes or 'buboes'. Plague is transmitted between animals and humans by the bite of infected fleas, direct contact with infected tissues, and inhalation of infected respiratory droplets.

Apr 20, 2023 · A swollen lymph node is called a bubo. The word "bubonic" is describing this feature of the disease. If a person has bubonic plague, buboes appear in the armpits, groin or neck.

Aug 7, 2023 · Plague is a zoonotic infection that has affected humans for thousands of years. In humans, the primary plague syndromes are bubonic, septicemic, and pneumonic. All of these result from infection with the gram-negative bacillus Yersinia pestis.

You usually get the most common form (bubonic plague) from flea bites, but you can get pneumonic plague from someone who’s infected. Plague caused deadly pandemics in the past and still exists in many countries today.

Feb 13, 2025 · Bubonic plague is the most commonly occurring type of plague and is characterized by the appearance of buboes—swollen, tender lymph nodes, typically found in the armpits and groin. For information about the transmission, symptoms, treatment, and historical outbreaks of the disease, see plague.