![]() Rarely, human cases can occur after inhaling infectious respiratory droplets or other materials. Infection can also occur as a result of direct contact with infected animal materials. Plague is usually spread from infected animals to humans through flea bites. Symptoms usually occur from one to six days after coming into contact with the bacteria. The bacteria can enter the bloodstream (known as septicaemic plague) and the lungs (pneumonic plague) causing more severe illness. Bubonic plague (the most common type) results in swelling and tenderness of the lymph node nearest to the flea bite (known as a "bubo"). ![]() ![]() What are the symptoms?Įarly symptoms include fever, chills, headache, nausea and vomiting, body aches and weakness. Today the disease is less common and death is rare with prompt antibiotic treatment. Plague was responsible for millions of deaths in Europe in the Middle Ages where large numbers of infected rats were in close contact with people and antibiotic treatment was not available. It is spread from infected rodents to humans usually through flea bites. ![]() Plague is a rare disease caused by the Yersinia pestis bacteria. ![]()
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