Defamation Law: The Basics. There is always a delicate balance between one person's right to freedom of speech and another's right to protect their good name. It is often difficult to know which personal remarks are proper and which run afoul of defamation law.
1 A bacterium, Mycobacterium tuberculosis, causes the disease.  There are many risk factors for TB. Clinical symptoms and signs of pulmonary TB include fever, night sweats, cough, hemoptysis (coughing up blood-stained sputum), weight loss, fatigue, and chest pain.
What Causes TB. Tuberculosis is an infection caused by bacteria. It's spread through the airâwhen an infected person coughs, sneezes, laughs, etc. However, it is not easy to become infected with tuberculosis. Usually a person has to be close to someone with TB disease for a long period of time.