How is lung cough caused?

Tuberculosis is mainly caused by respiratory tract infection. Tuberculosis is a respiratory infectious disease. It passes through tuberculosis patients to exclude these tuberculosis bacilli from the respiratory tract and then spreads to healthy people. Its transmission route is respiratory droplets transmission, as well as close contact transmission. These tuberculosis bacilli can be released into the air through respiratory droplets. Healthy people will be infected with tuberculosis bacilli when inhaling these droplets. Then there is tuberculosis patients spit on the ground or other objects, healthy people touch these sputum with their hands, and then touch their mouths and eyes, tuberculosis bacteria may enter the respiratory tract and cause infection.