Symptoms of tb after exposure

Tuberculosis is a bacterial disease that Symptoms of tb after exposure usually affects on the lungs (pulmonary tuberculosis). Other parts of the body can be affected, for example lymph nodes, kidneys, bones, joints, etc. (extrapulmonary tuberculosis). Each year, about 1,300 reported cases in the state of New York.

Symptoms of tb after exposure

TB spreads through the air when a person with pulmonary TB coughs or sneezes untreated. Prolonged contact with a person with untreated TB exposure is necessary usually occur for infection.
No, about 90% of people with TB infection never develop the disease. These people have a (inactive) latent infection (ie, positive tuberculin skin test, but a normal chest radiograph and no evidence of tuberculosis) and are not contagious. But caused in 10% of TB bacteria growth and spread, the tissue damage. People with TB of the lungs or respiratory disease can be contagious until they have received their initial phase of treatment with TB drugs.
Tuberculosis is caused by the bacterium Mycobacterium tuberculosis. The bacteria usually attack the lungs. You can destroy parts of the lungs, making breathing difficult. Bacteria can spread and damage other parts of the body, especially the brain, kidneys, bones and joints. Lymph nodes may also be infected.
Most people who are infected with Mycobacterium tuberculosis do not develop active tuberculosis; In other words, do not get sick and do not usually infect others. The body’s defenses against infection control by building a wall around the bacteria. This is called latent or inactive TB. The process of in-walls do not kill bacteria, but bacteria grow. If you and later to be tuberculosis, even years later latent weak, sick or suffering from malnutrition, TB bacteria can become active. Symptoms of tb after exposure Bacteria can then grow back, and you can with active TB.

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