Tuberculosis (TB) is a bacterial infection caused by a germ called Mycobacterium tuberculosis. The bacteria usually attack the lungs, but they can also damage other parts of the body. TB spreads through the air when patients with pulmonary tuberculosis or laryngeal cough, chhaye or negotiations. If you are caught, you should go to the doctor for tests. You are more likely to catch TB if you have a weak immune system.

Symptoms of TB in the lungs may include

* Severe cough that lasts 3 weeks or more
* Weight Loss
* Coughing up blood and mucus
* Weakness or tiredness
* Fever and chills
* Night sweat

If not treated properly, TB may be lethal. Of course it can be treated with active TB by taking several drugs over a long period of time. People with latent form of TB can take medicine so that they do not develop into active tuberculosis.


In developed countries, such as the United States, many people think tuberculosis (TB) is a disease of the past. TB, however, still young killer is the leader. Some 2 billion people, one third of the world population are to think of TB bacteria, Mycobacterium tuberculosis (Mtb) be infected.

Tuberculosis is a bacterial infection, chronic. It has spread through the air and cause infection, usually the lungs, although other body parts and organs are also involved. Marina many Mtb infected with bacteria without symptoms (latent TB), but some will develop active TB disease. According to the World Health Organization (who) estimates, each year, 8 million people worldwide develop active TB and nearly 2 million people die.

One of 10 people can Mtb active tuberculosis some time in their lives develop. Risk of disease is great in the first year after infection, but the address of active disease often do not occur until years later.

Tuberculosis in the United States America

In 2006, published on the Centers Disease Control and Prevention (CDC) 13.799 people is tuberculosis. Although the overall rate as a result of new TB cases decreased in the United States, the national report was started in 1953, reducing the annual cases of tuberculosis delay average 7.1 percent (1993-2000) currently an average of 3.8 percent (-2005 2001), according to the CDC. Also, people with active TB, about 10 to 15 million people with tuberculosis in the United States lies.

Minorities disproportionately by TB occurs among foreign born almost nine times as frequently among people in the United States of America born affected. This is because most of them were exposed to Mtb their home country, before going to the United States. In 2004, the report, a very high percentage of Asians (95 percent) and Hispanics (75 percent) outside the United States are born tuberculosis.
Related Sites

Centers Disease Control and Prevention
World Health Organization

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