Tuberculosis can be detected at an early stage, and symptoms will appear after infection. Common clinical manifestations of tuberculosis include cough, sputum, blood in sputum, low fever in the afternoon, night sweating, lethargy, poor appetite, etc. If the patient has cough for more than 2 weeks and the treatment is not effective, chest X-ray examination can be done in time. If the patient has a cough for more than 2 weeks, and the treatment effect is not good, you can do a chest X-ray in time. The common lesions of tuberculosis are in the posterior segment of the upper lung cusp and the dorsal segment of the lower lobe of the upper lung, the above symptoms are found through the lung imaging lesions, which is considered to be tuberculosis, and then do a sputum to find Mycobacterium tuberculosis examination to confirm the diagnosis. If there is a history of close contact with patients with tuberculosis, you also need to go to the hospital to do tuberculin test, sputum to find tuberculosis bacilli and chest radiographs, timely exclusion of tuberculosis, if infected with tuberculosis, you need to go to the hospital under the guidance of the doctor to take anti-tuberculosis medication strictly in accordance with the requirements of the general treatment for six months to one year can be improved, there is no need to be overly concerned about.