Thursday, November 08, 2012

Blog 11: Hepatitis Viruses; A,B, C, D, and E

These articles talks about hepatitis. Hepatitis affects the liver and can cause permanent damage. There are several types of hepatitis they are A, B, C, D, and E. This article discusses how each type is transmitted through consumption of contaminated food or water. This is from improper or no hand washing; dirty hands. There is a vaccine for hepatitis A virus. Hepatitis A virus is transmitted or passed on through contaminated food (www.cdcnpin.org/scripts/hepatitis/index.asp).

Hepatitis B virus is transmitted through open wounds or contact with contaminated blood or body fluids. There is a vaccine, which is given in a series. This vaccine series is given mostly to people who work closely with the public and who are at risk.

Hepatitis C virus is transmitted through blood. There is no vaccine for hepatitis C virus. Hepatitis D virus “only occurs in people already infected with hepatitis B virus (www.cdcnpin.org/scripts/hepatitis/index.asp).” Hepatitis D virus is transmitted through an open wound or contact with contaminated blood.

Hepatitis E virus transmitted through contaminated food and water. Hepatitis E virus is worldwide; this virus is found in bad conditions within food and water. “Hepatitis E virus is a waterborne disease, and contaminated water or food supplies have been implicated in major outbreaks. The ingestion of raw or uncooked shellfish has also been identified as the source of sporadic cases in endemic areas (http://www.who.int/mediacentre/factsheets/fs280/en/ ).” “Hepatitis E virus causes acute sporadic and epidemic viral hepatitis (http://www.who.int/mediacentre/factsheets/fs280/en/ ).” One article states that there is currently no approved vaccine for hepatitis E virus in United States, and another article states “China’s State Food and Drug Administration in December 2011 approved a hepatitis E vaccine (http://www.nature.com/news/hepatitis-e-vaccine-debuts-1.11687 ).”

The symptoms that are public knowledge for hepatitis are jaundice, anorexia, affected liver, abdominal pain, fever, nausea, and vomiting.
 
 
 
 
 
 

1 comment:

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