How does TB spread? TB is caused by the bacillus Mycobacterium tuberculosis and is spread through the air when someone who has infectious TB coughs or sneezes.
Who gets TB? Because the TB bacillis is breathed in it can infect anyone, both rich and poor.
When must I suspect TB? The most important symptoms of TB of the lung are: A cough which produces sputum or phlegm, unexplained loss of weight, abnormal sweating at night and tiredness.
How do you know if TB is cured? The sputum (matter spat out after a deep cough) of the TB patient should be tested at 2 or 3 months and again at 5 or 7 months.
What about immunisation against TB? The BCG vaccine given at birth is not that effective in preventing TB but it can help to prevent some of the really complicated types of TB.
What is the role of the employer? The employer should be aware about TB and its symptoms and share this knowledge with the employee who may not always be as well informed.