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 with the …

Testing for Tuberculosis The tuberculosis (TB) blood test and the TB skin test are the two types of tests for TB infection.

Tuberculosis spreads through the air when people with active pulmonary TB cough, sneeze, speak, or sing, releasing tiny airborne droplets containing the bacteria.

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

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.

Mar 24, 2026 · WHO fact sheet on tuberculosis (TB): includes key facts, definition, global impact, treatment, HIV and TB, multidrug-resistant TB and WHO response.

Aug 16, 2025 · When someone who has TB coughs, sneezes, talks, laughs, or sings, they release tiny droplets that contain the germs. If you breathe in these germs, you can get the disease.

Aug 26, 2024 · Tuberculosis (TB) is a disease caused by bacteria that usually attack the lungs. Skin tests, blood tests, and x-rays can tell if you have TB. Learn more.

NHS information about tuberculosis (TB), including symptoms, when to get medical help, treatments and causes.

Jun 23, 2026 · TB is caused by bacteria (Mycobacterium tuberculosis) and it most often affects the lungs. TB is spread through the air when people with lung TB cough, sneeze or spit. A person needs …