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Thesis of adult chickenpox
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Pathogens are organisms that are capable of causing diseases in other organisms and are considered to be ubiquitous. They can be found in water, on surfaces, and on or in humans, plants, and animals. Different pathogens have different signs and symptoms, treatment options, ways of transmission, diagnoses, and prognoses. Chickenpox, also known as varicella, and shingles are diseases caused by the same pathogen and have many of the same characteristics, but are also unique in their own ways.
Chickenpox is a virus caused by a herpesvirus called Varicella-Zoster virus, also known as VZV. Like all viruses, VZV is composed of two different parts, genetic material and a protein. The Varicella-Zoster virus, specifically, contains a protein core surrounded by DNA. It also has projections of protein that come through the DNA which helps the virus to attach itself to a host cell (Silverstein, A., Silverstein, V., and Nunn, L., 1998). Normally, it starts by attaching itself to cells found either in the nose or mouth. At this time the virus becomes active and begins moving to the skin cells which is when a rash will start to appear (Plum, J., 2001).
A person who has been infected by the disease may experience signs of fatigue, loss of appetite, fever, sore throat, swollen lymph nodes, and a red rash that appears blotchy. Generally the signs become present between ten and twenty-one days after the person has been exposed to and infected by the virus (Silverstein et al., 1998). This is what is known as the incubation period (Plum, J., 2001). The rash is most likely to begin on the chest, back, or the scalp, but will soon spread to the rest of the body. After a couple days of having physical evidence of the infection, the rash will s...
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...n and adults have started getting vaccinated. As parents continue to vaccinate their children, in future generations, there will be a smaller amount of outbreaks of shingles as well.
Works Cited
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Plum, J. (2001). Chicken Pox and Shingles. New York, NY: The Rosen Publishing Group, Inc.
Seppa, N. (January 5, 2011). Second chicken pox shot boosts coverage. In Science News. Retrieved July 16, 2014, from https://www.sciencenews.org/article/second-chicken-pox-shot-boosts-coverage.
Shannon, J. (2008). Pain Sourcebook Third Edition. Aston, PA: Omnigraphics, Inc.
Siegel, M. and Williams, G. (2008). Shingles New Hope For an Old Disease. Lanham, MD: The Rowman & Littlefield Publishing Group, Inc.
Silverstein, A., Silverstein, V., & Nunn, L. (1998). Chickenpox and Shingles. Springfield, NJ: Enslow Publishers, Inc.
After an incubation period of five to ten days, or as long as 21 days, numerous symptoms can be observed. The symptoms come in two stages. The first stage consists of common cold symptoms such as sneezing, runny nose, low-grade fever, and a mild cough. It is during this time that the disease is most contagious, and it lasts from one to two weeks.
Dickerson, James L. Yellow Fever: A Deadly Disease Poised to Kill Again. Amherst, NY: Prometheus Books, 2006. Print.
Shingles, herpes zoster, is a very contagious and painful rash, or blister that appears on the skin. These rashes most commonly appear on the sides of the body in stripes. The stripes are made up of many very painful blisters caused by a certain type of virus. The varicella zoster, most commonly known as the chicken pox virus attacks the nerve roots in that area. The herpes zoster virus is in the herpes family, including HSV, herpes simple virus, which causes cold sores, fever blisters, and genital herpes. (WebMD, 2011) Most people are required to get the chicken pox shot when they are children although some do not. The chicken pox shot helps to keep out the virus by keeping it dormant in the nerves. The varicella zoster virus stays in a few cells; this is how shingles appear suddenly. It appears when the dormant cells become active in the later years of life.
Dr. Kinghorn, G. (2014, January 14). Dr. george kinghorn: "an update on herpes simplex". Retrieved from http://www.herpes.org.uk/art_kinghorn.html
25. Dorothy Horstmann, "Three Landmark Articles about Poliomyelitis," Medicine (September 1992): 320-25, at p. 322.
Varicella –Zoster Virus (VZV) is a ubiquitous, double standard DNA virus that belongs to the herpes virus group. Like other herpes viruses, VZV may persist in the body after primary infection .VZV is a virus exists across the globe having a high prevalence in temperate climates. It also has a high prevalence in seasons of late winter and early spring. The primary infection results in Varicella (chicken pox) whereas recurrent infection causes herpes zoster (shingles). The virus is approximately 150 to 200 nanometer in size, is the smallest of the known viruses causing herpes and lacks genes for several proteins found in HSV, which is the prototype of the alpha herpes viruses, such as glycoprotein D (Mandell et al., 2009). The virus has a high sensitivity to temperature and becomes inactivated at approximately 56-60 degrees Celsius (Arvin, 1996). If it is was exposed to such a high temperature the viral envelope would be disrupted making the virus not infectious. Varicella zoster virus produces six or more glycoproteins, such as gB (gpII), gC (gpIV), gE (gpI), gH(gpIII), and gL, which are also expressed on the cell membranes during viral replication (Arvin, 1996). The gE protein is produced abundantly in VZV. The gB protein is the target of neutralizing antibodies and may play a role in virus entry. The gH protein appears to have fusion function, facilitating cell –to-cell spread of the virus.
During one of his earlier apprenticeships, Jenner noticed milkmaids with a disease called cowpox. Cowpox is a close relative to smallpox and is only mild in humans. Pustules appear on the hands and a basic cold is also brought on. At Jenner’s young age he was able to link these two viruses together and come up with a theory for immunization. In 1796, while still attending medical school, Jenner decided to test this theory between smallpox and cowpox. He used a dairymaid, who was a patient of his named Sarah Nelms, who had contracted cowpox and had ripe pustules on her hands. Jenner realized this was his opportunity to test someone who had not contracted smallpox yet. He picked an eight-year old boy named James Phipps to use as his test subject. He scraped open a spot of James' arm and rubbed in a dissected piece of Sarah Nelms pustule into the open wound. A couple days later James became ill with cowpox but was well again within a week. This test proved that cowpox could be spread between humans as well as cows. Jenner's next test would be if the cowpox virus gave James immunity against smallpox. On July 1st of 1796, Edward Jenner obtained an infected smallpox pustule and scratched the virus filled pus into James' arm. This technique of placing a virus into a patient is called variolation. James Phipps did not develop smallpox within the
The symptoms were blisters of the skins with puss and bleeding with high fever. The government was very aware and thought they had a vaccine but the micro-organism morphed into another pathogen that was airborn and the previous vaccine was no
It belongs to the variola virus group. The symptoms of Monkeypox are quite similar to the ones of smallpox, however; they are much milder. The symptoms are not as deadly as those of smallpox. Swelling of the lymph nodes, fever, headache, muscle aches, fatigue, and nausea will occur approximately twelve days after you are infected. One to three days after you develop a fever you will acquire a rash. The rash will consist of raised bumps filled with fluid. These bumps will go through many stages before they become crusty, scab over, and fall over. The symptoms for the virus last around two to four weeks.
This is a disease that only affects humans.This disease is a serious, highly contagious, and often life-threatening infection marked by a rash of round pox (blisters) on the face, arms, and legs. It is caused by the Variola virus. The last case of smallpox in the United States was in 1949. n addition to flu-like symptoms, patients also experience a rash that appears first on the face, hands and forearms, and then later appears on the trunk. People may experience in areas in the back or muscles, rashes, small bump, blister, scab, or scar fever, malaise, or chills, headache or vomiting. Rashes and blisters are the most visible symptoms.The virus starts in the lungs. From there, the virus invades the bloodstream and spreads to the skin, intestines , lungs, kidneys, and brain. The virus activity in the skin cells creates a rash that starts as macules. After this, vesicles form. Then, pustules appear about 12-17 days after a person becomes infected. Survivors of smallpox often have severely deformed skin from the pustules. The variola virus causes Smallpox. There are two forms of the virus. The more dangerous form, variola major, led to smallpox disease that killed about 30% of people who were infected. Variola minor caused a less deadly type that killed about 1% of those who got it. There's no treatment or cure for smallpox. A vaccine can prevent it. But the vaccine's side
There are many signs and symptoms of this virus, during the invasion period 1-5 days the person will have a fever, an intense headache, back pain, cough, shortness of breath and nausea. Within 10 days of having the monkeypox virus a person will begin forming lesions that will turn into vesicles on his or her face and trunk of their body, that eventually spreads all over the body, these vesicles usually crust over. Also during the first 10 days the lymph nodes enlarge. These symptoms will begin to clear up after 14-21 days. Over all the monkeypox virus will last anywhere between 2-4 weeks depending on person to person.
lesions for at least 24 hours and the old lesions are dry or scabbed. This virus
Chickenpox is caused by the Varicella-zoster virus, the genus is Varicellovirus and the species is Humanherpes virus 3. (Merriam Webster Dictionary, 2016) On average the incubation period is 14 days but can range from 10-21 days. It is a very contagious disease that can be
The varicella-zoster virus causes the chickenpox infection,but most cases occur through contact of an infected person.The virus can be contagious several days before blisters appear and remains contagious until blisters have stopped and are starting to go down.