A positive HIV test result means that you are infected with HIV
(Human Immunodeficiency Virus), the virus that causes AIDS (Acquired
Immune Deficiency Syndrome). Being infected with HIV does not mean that
you have AIDS right now. However, if left untreated, HIV infection
damages a person's immune system and can progress to AIDS.
What is AIDS?
AIDS
is the most serious stage of HIV infection. It results from the
destruction of the infected person's immune system. Your immune system
is your body's defense system. Cells of your immune system fight off
infection and other diseases. If your immune system does not work well,
you are at risk for serious and life-threatening infections and cancers.
HIV attacks and destroys the disease-fighting cells of the immune
system, leaving the body with a weakened defense against infections and
cancer.
Which disease fighting cells does HIV attack?
CD4
cells are a type of white blood cell that fights infections. HIV kills
these cells. They are also called CD4+ T cells or CD4 T lymphocytes. A
CD4 count is the number of CD4 cells in a sample of blood. The CD4 count
tells us how well your immune system is functioning. When HIV enters a
person's CD4 cells, it uses the cells to make copies of itself. This
process destroys the CD4 cells and the CD4 count decreases. As you lose
CD4 cells, your immune system becomes weak. A weakened immune system
makes it harder for your body to fight infections and cancer. The more
CD4 cells you have the better. Even people without HIV might get this
blood test ordered. I have lupus myself and we include this blood test
periodically to see how well or poorly my immune system is functioning. A
normal range for CD4 cells is about 500-1,500.
How will I know if I have AIDS?
AIDS
is not a diagnosis you can make yourself; it is diagnosed when the
immune system is severely weakened. If you are infected with HIV and
your CD4 count drops below 200 cells/mm3, or if you develop an
AIDS-defining condition (an illness that is very unusual in someone who
is not infected with HIV), you have AIDS.
What are the AIDS-defining conditions?
In
December 2002, the Centers for Disease Control and Prevention (CDC)
published the most current list of AIDS-defining conditions. It may now
include other diseases, but these are still the most common. The
AIDS-defining conditions are:
- Candidiasis
- Cervical cancer (invasive)
- Coccidioidomycosis, Cryptococcosis, Cryptosporidiosis
- Cytomegalovirus disease
- Encephalopathy (HIV-related)
- Herpes simplex (severe infection)
- Histoplasmosis
- Kaposi's sarcoma
- Lymphoma (certain types)
- Mycobacterium avium complex
- Pneumocystis carinii pneumonia (PCP)
- Pneumonia (recurrent)
- Progressive multifocal leukoencephalopathy
- Salmonella septicemia (recurrent)
- Toxoplasmosis of the brain
- Tuberculosis
- Wasting syndrome
- Cervical cancer (invasive)
- Coccidioidomycosis, Cryptococcosis, Cryptosporidiosis
- Cytomegalovirus disease
- Encephalopathy (HIV-related)
- Herpes simplex (severe infection)
- Histoplasmosis
- Kaposi's sarcoma
- Lymphoma (certain types)
- Mycobacterium avium complex
- Pneumocystis carinii pneumonia (PCP)
- Pneumonia (recurrent)
- Progressive multifocal leukoencephalopathy
- Salmonella septicemia (recurrent)
- Toxoplasmosis of the brain
- Tuberculosis
- Wasting syndrome
People who are not infected with HIV can
also develop these diseases; this does not mean they have AIDS. To be
diagnosed with AIDS, a person must be infected with HIV.
What is HIV treatment?
HIV
treatment is the use of medications to keep an HIV infected person
healthy. Treatment can help people at all stages of HIV disease.
Although anti-HIV medications can treat HIV infection, they cannot cure
HIV infection. HIV treatment is complicated and must be tailored to you
and your needs. Your meditation "cocktail" might be very different than
that of a friend who is also HIV positive.
The information in this
article provides some information about HIV treatment. When to start
medication, which medications are used, how to know if treatment is
working, and what can be done if your treatment is not working is a done
on a very individual basis. Talk to your health care provider or
infectious disease specialist about your own personal situation. Your
meditation combination may or may not need to be altered.
There
are support groups (local and online) your infectious disease specialist
can refer you to. Many people find them useful and comforting.
Keep in mind new drugs are being invented all the time so many people can live long, full lives with HIV.
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