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  1. Tuberculosis (TB) | Tuberculosis (TB) | CDC

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

  2. Tuberculosis: Causes and How It Spreads | Tuberculosis (TB) | CDC

    Jan 17, 2025 · Causes Tuberculosis (TB) is caused by a bacterium (or germ) called Mycobacterium tuberculosis. When a person breathes in TB germs, the germs can settle in the lungs and begin to …

  3. Tuberculosis (TB) - World Health Organization (WHO)

    Nov 13, 2025 · WHO fact sheet on tuberculosis (TB): includes key facts, definition, global impact, treatment, HIV and TB, multidrug-resistant TB and WHO response.

  4. Tuberculosis - World Health Organization (WHO)

    Jan 7, 2026 · Tuberculosis (TB) is the world’s top infectious killer. Nearly 4500 people lose their lives and 30 000 people fall ill with TB each day. TB is contagious and airborne. It is caused by bacteria …

  5. About Tuberculosis | Tuberculosis (TB) | CDC

    Jan 17, 2025 · About Tuberculosis Key points Tuberculosis (TB) is caused by a bacterium called Mycobacterium tuberculosis. Two TB-related conditions exist: inactive TB and active TB disease. …

  6. Signs and Symptoms of Tuberculosis | Tuberculosis (TB) | CDC

    Jan 17, 2025 · Common symptoms of active tuberculosis disease include cough, chest pain, and coughing up blood.

  7. Clinical Overview of Tuberculosis | Tuberculosis (TB) | CDC

    Jan 6, 2025 · 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 …

  8. What You Need to Know About Tuberculosis Fact Sheet

    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 …

  9. Clinical Overview of Tuberculosis Disease | Tuberculosis (TB) | CDC

    Apr 17, 2025 · Tuberculosis (TB) is caused by a bacterium called Mycobacterium tuberculosis (M. tuberculosis). TB bacteria usually attack the lungs, but TB bacteria can attack any part of the body …

  10. Treating Tuberculosis | Tuberculosis (TB) | CDC

    Apr 17, 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 …