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Essay on the history of influenza
Essay on the history of influenza
Essay on the history of influenza
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Bioterrorism - Viral Hemorrhagic Fever
Abstract
Viral hemorrhagic fever is one of the most feared diseases of today's time. Although most people have heard of anthrax, smallpox and the plague, viral hemorrhagic fever has become a potent weapon used for bioterrorism, silently killing its victims and instilling fear in the rest of the population. Viral hemorrhagic fever can be divided into 4 families. Although each family of viral hemorrhagic fever may have some of its own unique characteristics, the four families are generally fairly similar regarding the high fevers and hemorrhages they cause. Because of past outbreaks of viral hemorrhagic fever, scientists have reason to believe that terrorists have easier access to the deadly viruses and therefore are more likely to use the virus to kill and scare the general public.
When the economy suffers, not only are people?s financial lives affected but also their health. Viral hemorrhagic fever, abbreviated as VHF, is a deadly disease that can occur in animals, primarily in rodents, and humans. It is considered a Category A disease, one of the most serious agents used for bioterrorism, due to its potential power to kill and create world-wide panic in the 21st century.
VHF is caused by four different RNA viruses, which are all coated in fatty material made of lipids (Center for Disease Control n.p.). The four families, filovirus, arenavirus, bunyavirus and flavivirus, are considered VHFs because they have been known to cause fever and bleeding diathesis (Fong, Alibek, 169). In other words, VHF causes severe hemorrhaging, or bleeding, and destroys the body?s ability to recover (Center for Disease Control n.p.). Most VHF viruses except Rift Valley fever virus and the flaviviruses can b...
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... Network, ?Marburg Virus Death Toll Hits 180.? cnn.com. 08 April 2005. Cable
News Network. 20 July 2008.
Center for Disease Control, Viral Hemorrhagic Fever. Center for Disease Control (CDC). 23
August 2004 .
Fong, I.W., Kenneth Alibek. Bioterrorism and Infectious Agents: A New Dilemma for the 21st
Century. New York: Springer Science + Business Media, Inc., 2005.
Howard, Colin R. Viral Haemorrhagic Fevers. United Kingdom: Elsevier, 2005.
Schlossberg, David. Medical Interventions for Bioterrorism and Emerging Infection.
Philadelphia: Handbooks in Health Care Co., 2004.
Wener, Kenneth M. ?Ebola Hemorrhagic Fever.? The New York Times. 22 Jan. 2008. 20
July 2008 .
This extremely pathogenic zoonotic virus is now understood to travel from bat species, to equine intermediate hosts, to humans.[8, 10] The Hendra virus is listed as a Bio-Safety Level (BSL)-4, and can only be studied at a few adequately equipped laboratories worldwide due to its virulence.[1, 2] Case fatality rates
Guillemin, J. (2005). Biological weapons: From the invention of state-sponsored programs to contemporary bioterrorism Columbia University Press.
The medical field is a vast land of beauty, but with great beauty comes immense horror. There are many deadly viruses and diseases found in the medical field. In the novel, The Hot Zone by Richard Preston, the author discusses the many deadly viruses found in the field. The viruses are widespread due to the errors that occur when the viruses are in the presence of human beings. The effects of the errors performed by the human race include a decrease in population and wildlife.
Publication of this can help us to develop better cures for the worst viruses. In addition, people will know how deadly it is, and if they get the virus, they will know what it is. On the other hand, Michael Specter gave an example of Clinton’s speech about bioterrorism. Hilarity Clinton says, “Evidence in Afghanistan. Al Queda in the Arabian Peninsula made a call to arms for – and I quote – ‘brothers with degrees in microbiology or chemistry to develop a weapon of mass destruction”.
Changes in the way cases of valley fever are being detected and reported to public health officials, or
During the course of human history, pandemic diseases have threatened the balance of civilization itself. Viruses, bacteria, fungi, and other infectious agents have changed the way we eat, sleep, and live our lives. One of these scourges was smallpox, a highly infectious and deadly disease that causes boils to sprout on the entire body. Once endemic to the entire world, it has been wiped out with mass vaccination efforts by the World Health Organization with the last reported case being in 1977 in Somalia (Tucker 118). The threat of the virus still looms over us, however, with the advent of the age of terrorism. Its transmission method (human to human), the lack of effective treatment, its high mortality rate, and its ease of weaponization has compelled the Centers for Disease Control to classify it as a Category A bioterrorist agent with the highest potential for use as a weapon against civilians (Ryan 41).
West Nile Virus has been determined to be a flavivirus. Flavivirus has been defined as, "a type of arbovirus that causes a wide range of diseases in humans,including yellow fever, dengue, and West Nile fever. It is spread by ticks or mosquitoes". (flavi...
The Center of Disease Control and Prevention has an emergency awareness and response page based off of a zombie apocalypse to help inform people on how they should be ready if a major emergency were to occur. The CDC has a range of research and information from heart disease to the worst, infectious, disease-causing agents. The CDC also shares information about how to prepare and what to do if a bioterrorism attack or pandemic were to occur. The Center of Disease and Control is a diversified government organization that has the main purpose of protecting the public against the serious threats of bioterrorism and dangerous pandemics.
“Smallpox and Bioterrorism” 6 June 2001. Center for Disease Control. 4 Nov. 2014. < http://www.bt.cdc.gov/Agent/Smallpox/FactSheet.pdf >
The Ebola virus and Marburg virus are the two known members of the Filovirus family. Marburg is a relative of the Ebola virus. The four strains of Ebola are Ebola Zaire, Ebola Sudan, Ebola Reston, and Ebola Tai. Each one is named after the location where it was discovered. These filoviruses cause hemorrhagic fever, which is actually what kills victims of the Ebola virus. Hemorrhagic fever is defined as a group of viral aerosol infections, characterized by fever, chills, headache, fatigue, and respiratory symptoms. This is followed by capillary hemorrhages, and, in severe infection, kidney failure, hypotension, and, possibly, death. The incubation period for Ebola Hemorrhagic Fever ranges from 2-21 days. The blood fails to clot and patients may bleed from injection sites and into the gastrointestinal tract, skin and internal organs. Massive destruction of the liver is one distinct symptom of Ebola. This virus does in ten days what it takes AIDS ten years to do. It also requires bio-safety level four containment, the highest and most dangerous level. HIV the virus that causes AIDS requires only a bio-safety level of two. In reported outbreaks, 50%-90% of cases have been fatal.
This virus is similar to Ebola, because it started in the same place. Lab workers in Germany, in 1967, contracted the new virus while working with African Green Monkeys, which had the virus. The virus is described as a hemorrhagic fever. It has a fatality rate up to 90% and spreads through human to human contact. The first symptoms can be as simple as a fever and a headache, then can progress to organ failure, and fatal internal bleeding.
In 1976 the first two Ebola outbreaks were recorded. In Zaire and western Sudan five hundred and fifty people reported the horrible disease. Of the five hundred and fifty reported three hundred and forty innocent people died. Again in 1995 Ebola reportedly broke out in Zaire, this time infecting over two hundred and killing one hundred and sixty. (Bib4, Musilam, 1)
Marburg virus belongs to the genus Marburgvirus in the family Filoviridae, and causes a grave hemorrhagic fever, known as Marburg hemorrhagic fever (MHF), in twain humans and nonhuman primates. Basic Safety measures for medical personnel and others who are taking care of presumed individuals who may be contaminated with Marburg disease. Marburg Virus, Akin to the more widely known Ebola hemorrhagic fever, MHF is portrayed by systemic viral replication, lowering the body’s normal immune response to invasion by foreign substances and abnormal inflammatory responses. Ebola and Marburg Virus are very similar in many ways Marburg virus was introduced first in the 1960’s. These pathological features of the disease subsidize to a numerous of systemic dysfunctions including
...ary 2014)”. The Ebola epidemic helps remind the U.S. That other nations are there to work with them, and unite to prevent a rapid growing disease. CDC partners with programs from other nations, such as the Global Disease Detection Centers, and the Field Epidemiology Training Program, which work to stop the Ebola virus. Information systems will grow stronger, more partnerships dedicated to stopping outbreaks will be formed and laboratory security will also grow. The writer of the paper cannot agree more to this.