Dengue fever can be caused by any one of four types of dengue virus: DEN-1‚ DEN-2‚ DEN-3‚ and DEN-4. You can be infected by at least two‚ if not all four types at different times during your lifetime‚ but only once by the same type. You can get dengue virus infections from the bite of an infected Aedes mosquito. Mosquitoes become infected when they bite infected humans‚ and later transmit infection to other people they bite. Two main species of mosquito‚ Aedes aegypti and Aedes albopictus‚ have
Free Dengue fever Aedes Aedes aegypti
Although Ebola is thought of as a very ancient virus‚ humans have only recently felt its presence on the Earth‚ and so its know history is brief‚ but significant. The Ebola virus was first recognized in September of 1976. (CDC "Ebola Hemorrhagic Fever" para. 1) The only thing we knew then was that it was dangerous‚ very dangerous‚ and although much remains to be known about this virus‚ we have also learned a lot about it since its initial discovery. Ebola originated in the African rainforest regions
Premium Ebola Mononegavirales Marburg virus
DENGUE FEVER (Outline) Specific Purpose : To inform my audience about the nature‚ symptoms‚ treatment and prevention of Dengue fever. Central Idea : People now at risk from dengue and estimates that there may be 50 million cases of dengue infection worldwide every year. The disease is now endemic in more than 100 countries. Introduction I. Dengue fever‚ also called dengue‚ is a potentially serious disease caused by a virus. There are four types of dengue virus that can cause illness
Free Dengue fever Malaria Mosquito
Yellow fever killed over 5‚000 people in Philadelphia in 1793. Yellow fever is a highly contagious fever that is transmitted by mosquitoes. Some symptoms of yellow fever include an onset of fever‚ chills‚ severe headache‚ nausea‚ fatigue‚ weakness‚ and vomiting. Treatment of yellow fever in the 1700’s included bloodletting‚ herbs‚ other material treatments‚ and also simply doing nothing. In Fever 1793‚ Laurie Halse Anderson alters history‚ but maintains some historical accuracy. The setting of the
Premium Fever 1793 Laurie Halse Anderson
Chapter 1 – The Problem Introduction Dengue fever‚ also known as breakbone fever‚ is a mosquito-borne tropical disease caused by the dengue virus. Dengue becomes a major international public health concern. Dengue is found in tropical and sub-tropical regions around the world‚ predominantly in urban and semi-urban area. The World Health Organization (WHO) estimates there may be 50-100 million dengue infections globally every year‚ with two-fifths of the world population‚ or 2.5 billion people‚
Premium Aedes aegypti Malaria Aedes
-Disease‚ mutation‚ disfunction‚ or virus?: virus and disease -Common name: yellow fever -Scientific name: flavivirus and topotypes -History of oResearched XWhere: Philadelphia‚ Cuba‚ and South Africa XWhen: 1800‚ 1881‚ 1901‚ and 1939 XWhy: It was researched because so many people were infected who were coming to America‚ and so many people were getting infected by the virus who lived near the port. XHow: It was researched with the Aedes Aegypti
Premium Infectious disease Malaria Infection
I will be talking about yellow fever. Yellow fever is a very easy disease to get and it’s very deadly. Yellow fever is also known as sylvatic fever. This is a pretty fatal virus‚ people who get infected (20-50%) may die. Usually people will get this disease by going to different places like jungles and tropical places like that‚ so usually travelers and people who live in those kinds of environments will get it. A lot of what i’m going to be talking about is how this disease spreads‚ what causes
Premium Infectious disease Infection Disease
Yellow fever is an acute viral disease is a hemorrhagic fever caused by the Flavivirus. Acute means it comes onset rapidly meaning it affects the whole body. Experts believe the disease originated in Africa and it was introduced in South America in the slave trade within the 16th century. Several major disease epidemic cases have taken place in Europe‚ the Americas and Europe since the 17th century. It was deemed as the most common dangerous disease in the 19th century. A virus carried by a mosquito
Premium Blood Malaria Mosquito
Rheumatic Fever |Pathology & Etiology: | | | |Rheumatic fever is an acute inflammatory disease of the heart potentially involving all layers of the heart. Resulting from scaring and deformity
Premium Rheumatic fever Streptococcus Inflammation
been here since early exploration has left many dead and that is the yellow fever virus. Once yellow fever enters your system its like a bull ride. Once you get on you better hold on for dear life because surviving yellow fever is a rough road to endure. What makes this disease so mysterious that it can cause so much destruction yet ironically it start out with just a simple bite from a mosquito. Running Head: FLAVIVIRUS 3 Introduction Yellow fever‚ “ an acute viral haemorrhagic disease transmitted by infected mosquitoes
Premium Infection Infectious disease Malaria