AIDS

acquired immune deficiency syndrome Acquired immune deficiency syndrome, or fundament up, is a recently recognised disease entity. It is caused by transmittance with the gracious immunodeficiency virus (human immunodeficiency virus), which attacks selected cells in the immune system (see IMMUNITY) and produces defects in function. These defects may non be app arnt for years. They lead in a relentless fashion, however, to a severe suppression of the immune systems tycoon to resist offensive organisms. This leaves the body open to an invasion by various infections, which are therefore called opportunistic diseases, and to the development of quaint cancers. The virus to a fault tends to reach certain witticism cells. This leads to so-called neuropsychiatric abnormalities, or psychological disturbances caused by sensual damage to nerve cells. Since the starting line help cases were account in 1981, through mid-1992, more than 190,000 AIDS cases and more than 152,000 dea ths had been describe in the United States alone. This is only the summit of the iceberg of human immunodeficiency virus infection, however. It is estimated that between 1 one trillion million million and 1.5 million Americans had been infected with the virus by the former(a) 1990s precisely had not yet developed clinical symptoms. In addition, although the commodious majority of documented cases have occurred in the United States, AIDS cases have been reported in nigh 162 countries worldwide.

Sub-Saharan Africa in particular appears to suffer a heavy burden of this illness. No bring back or vaccinum now exists f or AIDS. Many of those infected with HIV ma! y not even be aware that they read and can paste the virus. It is evident that HIV infection represents an pestiferous of serious proportions. Combating it is a major challenge to biomedical scientists and health-care providers. HIV infection and AIDS represent one of the most air pressure universe policy and public health problems worldwide. Definition of AIDS The U. S. CENTERS FOR DISEASE... If you pauperization to corroborate a full essay, order it on our website: OrderCustomPaper.com

If you want to get a full essay, visit our page: write my paper