Tuberculosis is a chronic bacterial infection caused by a germ called Mycobacterium tuberculosis. Tuberculosis is an infectious disease that is spread through the air when a person with the disease coughs or sneezes. A person may become infected with TB when they breathe the air droplets from the person who is sick with the disease. The disease commonly infects the lungs but can infect other parts of the body including the spine, brain or kidney. Below a
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