Prevention of plague mainly relies on the control of the flea and rodent populations. Anyone regularly in close contact with rodents or fleas.People who regularly handle animals that may be infected are at greater risk of contracting the disease. Close contact with an infected person can lead to spread of diseaseĮvery age group can be infected with Y. pestis has been documented to cause disease. Breathing in airborne particles containing Y. Infected animals in the United States are most commonly rodents, cats, and dogs. Handling infected animals may lead to infection of a person. If an infected flea bites a human, that person may become infected. It can be spread to humans in one of four main ways: Yersinia pestis is a bacterium that normally infects rodents such as rats, rock squirrels, wood rats, prairie dogs, and occasionally dogs and cats. Swollen, painful lymph nodes (called “buboes”).Symptoms of plague typically begin within two to six days after a bite from an infected flea, or contact with an infected animal. Plague is reportable to the Iowa Department of Health and Human Services by Iowa Administrative Code 641 IAC 1. If left untreated, plague is fatal 50 to 100 percent of the time depending on where the infection is found in the human body. pestis typically causes disease in rodents and other animals, but it can be spread to humans. These diseases are referred to as pneumonic plague, septicemic plague, and meningeal plague. However, the bacterium can also cause disease in the lungs, the blood stream, and the central nervous system. Buboes are the painful, swollen lymph nodes that are often found in people infected with Y. In its most common form, plague is also known as the bubonic plague. Plague is a disease caused by the bacterium Yersinia pestis.
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