![]() ![]() Human Yersinia infections most commonly result from the bite of an infected flea or occasionally an infected mammal, but like most bacterial systemic diseases, the disease may be transmitted through an opening in the skin or by inhaling infectious droplets of moisture from sneezes or coughs. It is important to note that septicemic plague may be asymptomatic and may cause death absent of any symptoms. These symptoms are common to many human illnesses and are not considered, in and of themselves, to signify infection with any form of plague. Death of tissue ( gangrene) in extremities, mostly fingers, nose, and toes.Gastrointestinal symptoms, including nausea, vomiting, which can be with blood, and diarrhea.Bleeding under the skin due to blood clotting problems.The other varieties of the plague are bubonic plague and pneumonic plague. Septicemic plague can cause disseminated intravascular coagulation and is always fatal when untreated. Septicemic plague is a systemic disease involving infection of the blood and is most commonly spread by bites from infected fleas. Septicemic plague is one of the three forms of plague, and is caused by Yersinia pestis, a gram-negative species of bacterium. ![]()
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