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  1. Tuberculosis - Wikipedia

    Tuberculosis generally affects the lungs, but it can also affect other parts of the body. [1] Most infections show no symptoms, in which case it is known as inactive or latent tuberculosis. [4] A …

  2. Tuberculosis - Symptoms & causes - Mayo Clinic

    Apr 24, 2025 · Tuberculosis, also called TB, is a serious illness that mainly affects the lungs. The germs that cause tuberculosis are a type of bacteria. Tuberculosis can spread when a person …

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

    Jan 17, 2025 · People with inactive TB, also called latent TB infection, cannot spread TB germs to others. Tuberculosis (TB) is caused by a bacterium (or germ) called Mycobacterium …

  4. Tuberculosis: Causes, Symptoms, Treatment & Prevention

    Tuberculosis (TB) is an illness caused by a bacterial infection. It commonly affects your lungs, but it can also affect other areas of your body like your spine, brain or kidneys.

  5. Tuberculosis - World Health Organization (WHO)

    Nov 13, 2025 · Tuberculosis (TB) is caused by bacteria (Mycobacterium tuberculosis) that most often affect the lungs. About one-quarter of the world's population has been infected with TB …

  6. Understanding Tuberculosis: Causes, Symptoms, and Treatment …

    Aug 15, 2025 · Tuberculosis is a serious infectious disease that affects the lungs. Learn about its causes, symptoms, and treatment options in this comprehensive guide.

  7. Tuberculosis rates are rising. Here's who's most at risk

    4 days ago · Tuberculosis (TB) is an airborne infection that many people think of as a disease of the past. But after decades of steady decline in high-income countries such as the UK and the …

  8. Tuberculosis: Causes, Symptoms, Diagnosis, and Treatment

    Sep 9, 2025 · What Is Tuberculosis? Tuberculosis is an infectious disease caused by a bacterium called Mycobacterium tuberculosis. This microorganism primarily affects the lungs but can also …

  9. Tuberculosis (TB) | Definition, Cause, Symptoms, & Treatment

    6 days ago · What is tuberculosis? How is tuberculosis spread from person to person? What are the symptoms of tuberculosis? How can tuberculosis be diagnosed?

  10. Tuberculosis TB - Johns Hopkins Medicine

    What is TB? Tuberculosis, or TB, is a bacterial infection that usually infects the lungs. Other organs, such as the kidneys, spine, or brain may also be involved. TB is primarily spread from …