The Black Death - Structure Introduction Forms of Disease and Transmission Path of the Plague Recurrences Efforts to stop the Plague Quotes on the Black Death Consequences: Economic Social and Psychological Religious Music and Art Introduction Epidemic Disease Divider betw. Central and late Middle Ages Illustration From the Toggenburg Bible, 1411 3 Forms of the Disease Bubonic Plague. painful lymph node swellings, buboes Septicemic Plague also called “blood poisoning”, attacked the blood system Pneumonic Plague. attacked the respiratory system The Bubonic Plague Painful lymph node swelling, called buboes In groins and armpits Oozing pus and blood Damage to the skin and underlying tissue Dark blotches = acral necrosis Black Death!
The Bubonic Plague A plague victim reveals the telltale buboe on his leg. From a 14th Century illumination. Symptoms of the bubonic Plague Swellings “egg apple” Fever of 101-105 degrees F Headaches and Aching joints Nausea and vomiting (of blood) General feeling of malaise Swellings expanding until they burst death following soon after Whole process: 3-5 days NB: People who didn’t develop swellings invariably died. People with swellings might have a chance. Mortality Rate: 30-75 % If 40% of population was getting infected, and 80% of them died = mortality rate of 32% The Pneumonic Plague Second most commonly seen form of the Black Death The Pneumonic Plague Infected the lungs. Symptoms: Slimy sputum tinted with blood (Sputum = saliva mixed with mucus excreted from the respiratory system) Sputum became free flowing 1-7 days for symptoms to appear Mortality Rate : 90-95% The Pneumonic Plague Airborne transmission – added to its danger! Through bacteria in droplets of saliva coughed up by sick persons Inhaled by bystanders
New infection starts directly in the lungs or throat. The Septicemic Plague Attacked the blood system (Blood Poisoning) Fevers Skin turns deep shades of purple due to DIC (disseminated intravascular coagulation) The Septicemic Plague
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