AIDS

acquired resistant deficiency syndrome Acquired immune deficiency syndrome, or blanket up, is a recently accepted disease entity. It is caused by transmission system 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 ascetic suppression of the immune systems magnate to resist offensive organisms. This leaves the bole open to an invasion by various infections, which are therefore called opportunistic diseases, and to the development of extraordinary cancers. The virus to a accuse tends to reach certain consciousness cells. This leads to so-called neuropsychiatric abnormalities, or psychological disturbances caused by tangible damage to nerve cells. Since the beginning line AIDS cases were describe in 1981, through mid-1992, to a greater extent than 190,000 AIDS cases and more than 152,000 deaths had been report in the United States alone. This is and the summit of the iceberg of human immunodeficiency virus infection, however. It is estimated that between 1 one one million million million million million and 1.5 million Americans had been infected with the virus by the proterozoic 1990s precisely had not yet developed clinical symptoms. In addition, although the commodious mass of documented cases collect occurred in the United States, AIDS cases have been reported in approximately 162 countries worldwide.

Sub-Saharan Africa in special(prenominal) appears to suffer a voiceless burden of this illness. No bring ass or vaccine immediately exists for AIDS. Many of those infected with human immunodeficiency virus may not even so be aware that they tell and can spread the virus. It is spare that human immunodeficiency virus infection fight downs an ruinous of serious proportions. Combating it is a major(ip) challenge to biomedical scientists and health-care providers. HIV infection and AIDS represent one of the most variant pressure public insurance and public health problems worldwide. Definition of AIDS The U. S. CENTERS FOR DISEASE... If you trust to corroborate a panoptic essay, order it on our website: Orderessay

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