the microorganisim of the west nile virus

The Microorganism of West Nile Virus

West Nile Virus is an infectious disease that came from the family of Flaviviridae ADDIN EN .CITE West Nile Virus200720 August2006Public Health Agency of Canadahttp /www .phac-aspc .gc .ca /wn -no /gen_e .html "West Nile Virus . This virus first appears in West Nile of Uganda in the year 1937 . This has been acknowledged as a source of the Saint Louis encephalitis and Japanese encephalitis in the year 1957 . Then it appears in the summer of 1999 in United States then from then on

, it spread to different states ADDIN EN .CITE West Nile Virus200720 August2007Mayo Foundation for Medical Education and Researchhttp /www .mayoclinic .com /h ealth /west-nile-virus /DS00438 "West Nile Virus . West Nile virus is common West Asia Africa and Middle East ADDIN EN .CITE West Nile Virus200720 August2007Mayo Foundation for Medical Education and Researchhttp /www .mayoclinic .com /h ealth /west-nile-virus /DS00438 "West Nile Virus . Researchers believe that this virus can be found in tropical and temperate places like Europe and North America . In North America , studies shows that its sets up in summer up to the fall season . The widespread of West Nile Virus in North America has been a milestone for the evolution of this virus . Studies also shows that West Nile Virus is primary cause of Yellow fever and Dengue ADDIN EN .CITE West Nile Virus200720 August2006Public Health Agency of Canadahttp /www .phac-aspc .gc .ca /wn -no /gen_e .html "West Nile Virus

There are different symptoms or effects of West Nile Virus on human depending on the severity of the affectation . In the 20 of the population , the severity of the infection is only mild so the following are common symptoms that can be observed to the person infected by the West Nile virus (a ) pain in the back part of the body (b ) headache (c ) diarrhea (d ) lack of appetite (e ) skin rashes (f ) fever (g nausea (h ) inflammation or swollen lymph nodes (i ) vomiting and (j )muscle pain ADDIN EN .CITE West Nile Virus200720 August2007Mayo Foundation for Medical Education and Researchhttp /www .mayoclinic .com /h ealth /west-nile-virus /DS00438 "West Nile Virus

In some cases , infection cause by the West Nile virus leads to a more complicated and life threatening conditions like (1 ) meningoencephalitis which is the inflammation of the brains and the surrounding structures (2 ) encephalitis which is the inflammation of the brain (3 ) West Nile poliomyelitis which is the inflammation of the spinal cord (4 meningitis which is the swelling and infection of the surrounding structures of the brain and spinal cord (5 ) acute flaccid paralysis in which it is a result of West Nile poliomyelitis . In this condition there is abrupt weakening of breathing muscles , arm and legs ADDIN EN .CITE West Nile Virus200720 August2007Mayo Foundation for Medical Education and Researchhttp /www .mayoclinic .com /h ealth /west-nile-virus /DS00438 "West Nile Virus . The symptoms of the above mentioned diseases experienced by the infected person are the following (a disorientation or confusion (b ) high fever (c ) uncoordinated movement (d...