What is Tuberculosis?

Tuberculosis (TB) is a disease that usually affects the lungs.  TB sometimes affects other parts of the body, such as the brain, the kidneys, or the spine. The TB disease can cause death if untreated.

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1. What is Tuberculosis?
2. How is TB spread?
3. What are the symptoms of TB?
4. What is the difference between TB disease and TB infection?
5. Who gets TB disease?
6. How can I tell if I have TB?
7. How are the TB tests given?
8. Where can I get a TB skin test?
9. What if the test is negative?
10. What if the test is positive?
11. What if I had the BCG vaccine?
12. What should I do if I have TB infection or disease?