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Article #148: Elementary Information About Tuberculosis

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Tuberculosis is an infection caused by the bacteria) it does not cause TB any
the Koch bacillus, also known as more.
Mycobacterium tuberculosis, it primarily When a person gets infected with TB, the
affects the lungs and it is contagious. germ enters the lungs and causes a local
Besides the lungs, TB can also affect infection. The lymph nodes are connected
lymph nodes, intestinal tract, kidneys, to the lymphatic system and could get
bones, and brain. enlarged. Using the lymphatic system the
Tuberculosis is known to exist even infection could spread in all the body
before the year 2000BC, and writings from and affect all the organs. Sometimes the
Egypt and Babylon mention it. Until the immune system stops the infection by
discovery of the antibiotic treatment and creating a scar tissue all around the
of the BCG vaccine, TB made a lot of infected area, and so the infection
victims during a global epidemic. becomes inactive. If at some time the
There are some germs belonging to the immune system becomes weakened due to
Mycobacterium family, referred to as another infection or to cancer the TB
atypical tuberculosis. Generally these germs could pass by the scar tissue and
organisms live among other germs in the spread the infection in the body.
body and do not cause any harm, but In preventing the infection with TB some
sometimes they can lead to an infection countries vaccinate their children with
or even to the typical tuberculosis. the BCG vaccine.This is a vaccine
Healthy persons receive the infection if prepared of a weakened Tb germ, and it is
living or working in the same place with considered to be the most effective
the infected person. By coughing, vaccine in preventing childhood cases of
shouting or sneezing, the infected person TB.
spreads the germs into the air, and In treating TB, doctors use a combination
others inhale them. Shaking hands or of antibiotics because using only one
touching clothes does not infect others. drug could lead to the bacterial
Another form of tuberculosis is resistance to this drug. The drugs used
transmitted by drinking unpasteurized nowadays are: isoniazid, rifampin,
milk. The responsible bacterium for this pyrazinamide, and ethambutol, in
form of TB infection is called different combinations.
Mycobacterium bovis. Years before, this Generally if the treatment is followed
bacterium was a major cause of TB in all the way, a person can heal without
children, but now since most milk is problems, and reintegrate within the
pasteurized (a heating process that kills society in about 6 to 9 months.






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