The bacterium that causes most cases of Tuberculosis (TB) is known as Mycobacterium tuberculosis. While it primarily affects the lungs, the TB bacteria can also affect other parts of the body, such as the kidney, spine, and brain. TB is also infectious and is spread to other people through the air. There were 675 total tuberculosis cases among Floridians in 2024. In 2022, with 98.1% of TB patients completed therapy. Not everyone infected with TB becomes sick and some people may not have any symptoms. Tuberculosis testing can be done by your health care provider or your local county health department.