Yellow fever

Student number :1065211 Unit : medical microbiology DESIRE IRAFASHA Yellow fever Yellow fever is defined as an acute haemorrhagic fever, sometimes associated with extensive hepatic necrosis and jaundice. The disease is said to be caused by insect-borne flavivirus that is also a single stranded RNA virus. (Strayer, R. R. D. (2011).Yellow fever virus is an Alpha virus belonging to the Flaviridae virus family that uses primates as monkeys as its primary reservoir and transmitted to hosts such as humans

The Yellow fever outbreak in 1793 affected most of the world with the deaths of many. Yellow fever first started when the refugees from the caribbean fled to Philadelphia. Yellow fever was one of the worst outbreaks in America 's history. The information provided in this research essay was found from multiple informational sites and books. The most important parts about Yellow fever are when it started and the symptoms followed, cause and how it 's transmitted, treatments, and Yellow fever now.

For most of time Yellow Fever was an endemic specific to Africa, however, when world started to become more globalize the disease spread to America through infected mosquitos a broad ships. Because the mosquitos like the warm weather and lay their eggs in standing water, the souther climate of America was an ideal environment for them to thrive, during the summer months. One outbreak of Yellow Fever, in Memphis, had a great impact on the city. Although the Yellow Fever was prominent in the port cities

The Yellowing of Philadelphia Yellow fever is non-contagious viral disease transmitted to humans by the Aedes or the Haemagogus species of mosquitoes. Yellow fever is known for affecting humans, but also monkeys and many other animals. The disease mainly occurs in parts of Africa and South America, however, only some countries in Africa and South America have actually had Yellow fever outbreaks. These countries sporadic outbreaks occur almost exclusively to forestry and agricultural workers

The Zika virus originates from the Zika forest of Uganda. During a study on yellow fever in 1947, the virus first revealed itself through the blood of a rhesus macaque located inside of the Zika forest. After its discovery, no evidence suggested that the virus could cause human diseases. Nevertheless, serosurveys were conducted in various regions of Uganda. Through these surveys, a 6.1% seroprevalence of antibodies against Zika virus was discovered. This added insight on to the frequency of human

describes the disease commonly known today as yellow fever. Over the course of history, the yellow fever virus (YFV) has decimated populations in various regions all across the globe. While the overall gross impact of yellow fever has declined over the years, the virus still poses a significant threat present day, especially to those in the developing world. The World Health Organization currently estimates that approximately 200,000 cases of yellow fever occur around the world each year, resulting

Yellow Fever: Infection Control Yellow Fever is an infectious viral disease found in tropical and subtropical areas in South America and Africa. It is transmitted through mosquitos that carry the virus. It is common in the designated areas in South America and Africa but is rare in U.S. travelers. It is diagnosed based on symptoms, physical findings, laboratory testing, and travel history. The symptoms may range from mild self-limited febrile illness to severe liver disease with bleeding. There

The yellow fever is “...a tropical viral disease affecting the liver and kidneys, causing fever and jaundice”(CDC), and often times causing several thousand fatalities per year on average. This illness is frequently found in South America and is transmitted by mosquitoes. Specifically the “Aedes aegypti mosquito”(CDC). Most commonly found in South America due to it’s uncommonly high-temperature range, extreme humidity and lastly the vegetation & population. Out of all of these factors that advance

To fully comprehend the effect the yellow fever had on Pennsylvania in 1793, it is necessary to understand disease itself. This instance of widespread yellow fever in Philadelphia is known as an epidemic. An epidemic occurs when there is a pathogen present in the same area area as vulnerable a large number of people vulnerable to the said pathogen. Another common term for an epidemic is outbreak, but an outbreak usually occurs within a more limited area than an epidemic. An epidemic or outbreak can

have come back with a vengeance – your fever is back along with intense abdominal pain, your mouth is bleeding without being wounded, and every time you vomit, it appears black in color. Also, when you look in the mirror, your skin has changed from the sun-kissed color you have always been to a dull yellow hue. The doctor comes in to examine you; he makes many