Tuberculosis (TB) is caused by a bacterium called Mycobacterium tuberculosis.

Jan 17, 2025 · Tuberculosis (TB) germs spread through the air from one person to another. TB germs can get into the air when someone with active TB disease coughs, speaks, or sings. People nearby may breathe in these germs and become infected. People with inactive TB, also called latent TB infection, cannot spread TB germs to others.

Jan 17, 2025 · Tuberculosis (TB) is caused by a bacterium called Mycobacterium tuberculosis. Two TB-related conditions exist: inactive TB and active TB disease. Getting tested and treated for TB can protect yourself, your family and friends, and your community.

Jan 17, 2025 · Symptoms of active tuberculosis (TB) disease depend on where the TB germs are growing in the body. Common symptoms of active TB disease include cough, pain in the chest, and coughing up blood or sputum (phlegm). People with inactive TB, also called latent TB infection, do not have symptoms of TB disease and cannot spread TB to others.

Jan 31, 2025 · Overview Not everyone infected with TB bacteria becomes sick. As a result, two TB-related conditions exist: latent TB infection (also called inactive TB) and TB disease. People with TB disease: Have a large amount of active TB bacteria in their body May spread TB bacteria to others May feel sick, and may have symptoms such as a cough, fever, and/or weight loss …

Mar 1, 2024 · What You Need to Know About Tuberculosis provides basic information on the transmission, symptoms, testing, and treatment of tuberculosis (TB). The fact sheet is intended for a general public audience.

Jan 6, 2025 · Key points Tuberculosis (TB) is caused by a bacterium called Mycobacterium tuberculosis (M. tuberculosis). TB disease is one of the leading causes of death due to infectious disease in the world. TB disease is preventable and curable.

Oct 30, 2024 · Active tuberculosis (TB) disease happens when the immune system cannot keep TB germs from multiplying and growing in the body. People with TB disease feel sick and can spread TB germs to others. TB disease can almost always be treated and cured with medicine. Without treatment, it can be fatal.

Jan 31, 2025 · Both inactive tuberculosis (TB) (also called latent TB infection) and active TB disease can be treated. It is important to take and finish all TB medicines exactly as your health care provider recommends. Completing treatment for inactive TB and active TB disease can protect yourself, your family and friends, and your community.

Mar 25, 2024 · Contact your health care provider if you have been exposed to TB You may have been exposed to tuberculosis (TB) germs if you spent time near someone with active TB disease. TB germs can get into the air when a person with active TB disease of the lungs or throat coughs, speaks, or sings. These germs can stay in the air for several hours, depending on the …