Why tuberculosis?

TB infection is caused by prolonged exposure to harmful gases and severe lung lesions. TB is normally transmitted through droplets, such as close contact with TB patients. Women with TB after pregnancy may also be infected through blood circulation. Early will show body fever, fatigue, cough and other performance, if these symptoms last for a long time, should timely go to the hospital to do relevant screening. Frequent contact infection patients should pay attention to wearing masks, after diagnosis need timely treatment.