Yellow fever in Buenos Aires the mosquito "Aedes aegypti", which was responsible of transmitting Yellow Fever. A witness to the epidemic of 1871, named Mardoqueo Navarro, wrote on April 13 the following description in his diary: Since 1881, thanks to Cuban physician Carlos Finlay, it was known that the transmitting agent of Yellow Fever was mosquito "Aedes aegypti". Before that discovery, doctors attributed the cause of many epidemics to what they called "miasmas" floating in the air. Yellow Fever (or "black vomit", as it was called due to bleeding that occurs in the gastrointestinal) caused an epidemic in Buenos Aires in 1852. However, by a
Yellow fever yellow fever virus became the first human virus to be isolated. Yellow fever begins after an incubation period of three to six days. Most cases only cause a mild infection with fever, headache, chills, back pain, fatigue, loss of appetite, muscle pain, nausea, and vomiting. In these cases, the infection lasts only three to four days. In 15% of cases, however, people enter a second, toxic phase of the disease with recurring fever, this time accompanied by jaundice due to liver damage, as well as abdominal pain. Bleeding in the mouth, the eyes, and the gastrointestinal tract cause vomit containing