Viral Load Measurement
A viral load test measures how much human immunodeficiency virus (HIV) is in the blood. Viral load is first measured when you are diagnosed with HIV infection.
HIV Treatment: Coping With Side Effects
How to cope with the short- and long-term side effects of HIV treatment.
HIV and Pregnancy - Topic Overview
The United States Preventive Services Task Force,United States Centers for Disease Control and Prevention,American Academy of Pediatrics,and American College of Obstetricians and Gynecologists recommend that all pregnant women be screened for human immunodeficiency virus (HIV) infection. This is because early detection and treatment are the key to preventing newborn HIV infection. 1 ...
AIDS, HIV, and Pneumocystis Pneumonia (PCP)
Pneumocystis pneumonia, or PCP, is a serious infection that often affects people with HIV and AIDS. Find out more.
HIV: Stages of Infection - Topic Overview
The U.S. Centers for Disease Control and Prevention (CDC) classify HIV infection into four stages. 1 Stages of HIV infection Stage 1 : There are no AIDS -related conditions AND the CD4+ cell count is greater than 500 or the percent of CD4+ cells is at least 29% of all lymphocytes. Stage 2 : There are no AIDS-related conditions AND the CD4+ cell count is 200 to 499 or the percent of CD4+ cells ...
HIV & AIDS Guide - Topic Overview
HIV does not survive well outside the body. HIV cannot be spread from one person to another in any of the following ways: Casual contact In studies of hundreds of households in which families have lived with and cared for people who have AIDS,including situations in which no one knew that the person was HIV-infected,HIV was spread only when there was sexual contact or needle-sharing with the ...
HIV Viral Load - Topic Overview
Viral load is a measurement of how much HIV is present in your blood. A sample of blood is drawn and sent to a lab for testing. Results are expressed as the number of copies of the virus per milliliter of blood. Each virus is called a "copy" because HIV reproduces by making copies of itself (replicating). The viral load test gives a more accurate picture of what the virus is doing in your ...
CD4+ Cells - Topic Overview
CD4+ cells are part of the immune system and are a type of white blood cell. White blood cells protect the body against infection. CD4+ cells are also called T-lymphocytes,T-cells,or T-helper cells. HIV invades and destroys CD4+ cells. But the body continues to produce new CD4+ cells to fight the HIV infection. If the infection is not treated with medications,the body gradually loses the ...
Pneumocystis Pneumonia and AIDS - Topic Overview
Pneumocystis is a fungus that can sometimes cause pneumonia in people who have AIDS.Pneumonia is an infection of the lungs. Pneumonia can make it hard to breathe and to get enough oxygen into the bloodstream. Symptoms often begin suddenly and may be similar to those of an upper respiratory infection, such as influenza or a cold. Common symptoms of pneumonia include:Fever of 100°F (38°C) to 106°F (41°C).Shaking chills.Cough that often produces colored mucus (sputum) from the lungs. Sputum may be rust-colored or green or tinged with blood. Older adults may have only a slight cough and no sputum.Rapid, often shallow breathing.Chest wall pain, often made worse by coughing or deep breathing.Fatigue and feelings of weakness (malaise).Your doctor may suggest an HIV test if you have not been diagnosed with HIV and Pneumocystis pneumonia is:Suspected on a chest X-ray.Detected in a test that evaluates sputum (thick fluid produced in the lungs and in the airways leading to the lungs).If you
HIV and Exercise - Topic Overview
Exercise cannot control the HIV infection. But exercise may help you feel better by reducing stress. Exercise may also help your immune system work better. Exercise: Is safe. Improves strength and endurance. Improves heart and lung fitness. May help you feel less tired or fatigued. Enhances your sense of well-being. May help stabilize or prevent declines in CD4+ cell counts. Start ...