Wednesday, March 11, 2009

HIV Infection and AIDS

HIV Infection and AIDS

HIV infection and AIDS both are correlated to each other. Before going to discuss about both these terms it would be better to understand the conception of HIV and AIDS. HIV stands for Human Deficiency Virus. It is a kind of virus that attacks on immune system. It exists in the CD4 cells. CD4 cells are soldier cells that resist the diseases and infections and thus keep the body protected from these invaders. However, CD4 cells can not recognize the existence of the virus as it hides in these cells. It develops gradually and replicates itself in order to damage the immune system. Once it develops completely, it takes over the immune system and destroys it completely. At the end a person becomes a victim of AIDS. Moreover when a person leads to this stage opportunistic infections attack on the immune system. They take the advantage of weakened or destroyed immune system.

On the other hand the word AIDS represents as Acquired immune deficiency syndrome. It is the advanced stage of HIV infection. When a person develops this stage he/she cannot go back to the primary stage that is known as HIV infection though he/she seems better. There are certain stages of HIV infection as a person develops these stages he/she reaches near to AIDS that is the last stage of HIV infection.

Let us see how HIV and AIDS are correlated

In order to see the correlation of these terms it would be better to see that how HIV infection turns into the AIDS. For that we will have to study the symptoms of HIV infection that once developed leads to AIDS. The symptoms of HIV can be randomly classified into two groups. The first one is early symptoms that appear when a person gets infected with HIV. The other is common symptoms that take eight to ten years to be seen.

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