Hepatitis a virus essay
John Fisher College Mr. Prevention Hepatitis can be dangerous and difficult to treat, so people are advised to take precautions against possible infection. Hepatitis C mostly results from percutaneous infection, occurring when the HCV virus gets under the skin. Surrogate markers: A type of blood test to assess the development of cirrhosis and fibrosis. The average time it takes for these symptoms appear is twenty eight days after becoming infected, but can be as soon as two weeks. The virus is transmitted through blood and bodily fluids. Hepatitis A, Hepatitis B, and Hepatitis C are the most common with the highest rate of people contracted with the infectious disease. Essay Classification of Hepatitis: There are six major types of primary hepatotrophic, acute hepatitis viruses. Serum globulin is increased with fall in albumin level. However, that person cannot transmit the said virus again to others. In conclusion, HAV may not look very serious, but as stated earlier, it can become severe if proper measures are not followed and if one does not follow the preventive measures given. Fever, nausea, headache, loss of appetite, skin rashes, abdominal distress, dark yellow with a brown color to the urine, and jaundice are all common symptoms of having contracted HAV. Global mortality due to HBV was to be one million cases per year. In , million people were infected with HBV even though vaccine isolated from yeast became available in
Hepatitis B: Most adults infected with the HBV virus recover within 90 days and achieve lifelong immunity. Serum Concentration of ALT 5.
Only consume food that has just been cooked. Alcoholic drinks, especially when taken excessively, can worsen HAV as the liver will not be able to detoxify the alcohol taken by the body.
Viral hepatitis causes
Besides, other viruses are also responsible for acute viral hepatitis. Hepatitis C mostly results from percutaneous infection, occurring when the HCV virus gets under the skin. Killed HAV vaccine is under clinical trials. This is one of the three most common hepatitis viruses that affect the human body; hepatitis B and C are the other two. Cirrhosis causes permanent scarring to the liver. The virus is transmitted through blood and bodily fluids. He is taking no medication. Some of its functions include detoxifying alcohol, drugs, pathogens, environmental toxins, and hazardous microorganisms that enter our body whether orally or epidermally. Understanding how the different types of hepatitis can spread is the first key to prevention As this phase subsides, the icteric phase appears with jaundice with dark urine, pale stools, obstructive jaundice with a slow recovery period of weeks and longer severe cases. As more was learned about the virus in the first half of this century, it came to be identified largely with homosexuals and intravenous drug users. Hepatitis A is an infectious disease which is related to other viruses affecting the inflammation of liver. Wilson is a 47 year old man being evaluated for complaints of fatigue, anorexia and abdominal distention. The liver is the largest glandular organ within of human body. Fever, nausea, headache, loss of appetite, skin rashes, abdominal distress, dark yellow with a brown color to the urine, and jaundice are all common symptoms of having contracted HAV.
How to cite this page Choose cite format:. Only use previously unused, clean needles.
Furthermore, there are other preventive measures that could keep HAV from infecting anyone: Avoiding alcoholic beverages. Each virus is completely different from the other viruses, all are prevented and transmitted differently, and each causes different symptoms. Symptoms To identify the symptoms of HAV, there are various signs one can see from the person affected by the virus after two to seven weeks of the infection. World Health Organisation WHO considered that this infection is prevalent worldwide, in countries where overcrowding; poor hygiene and sanitation are common. This is something that is mainly found in places were clean water is scarce and that the environment is not so safe. A person taking intravenous medication can also acquire the virus easily. The virus is transmitted through blood and bodily fluids.
Prevention Hepatitis can be dangerous and difficult to treat, so people are advised to take precautions against possible infection. It has an outer envelope and an icosahedral nucleocapsid, which contains viral DNA polymerase and has a diameter of 27nm.
The infectious particle is 42nm in diameter, with a genome nucleotides long. Hepatitis is caused by viruses, which are small organisms that can cause disease.
This virus is formerly known as infectious hepatitis to serve as a cause of Hepatitis A Virus HAVfirst characterized in when it was detected in human feces while studying another infectious disease. He is taking no medication.
On examination, it is noted that the skin is jaundiced and the liver enlarged.
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