It is normal to have pulmonary nodules after tuberculosis is cured. Patients infected with tubercle bacilli develop exudative foci, and early exudative foci, if not completely absorbed, form proliferative foci, or tuberculous granulomatous tissue. Granulomatous necrosis consists of epithelioid cells and Lonham’s giant cells, and is a pathologic condition that tends to occur within the patient’s cardiac chambers. Anti-tuberculosis drugs play a certain effect will cause patients to develop granulomatous lesions, resulting in patients to develop nodules in the lungs, which is a normal phenomenon, you can not worry too much. It is recommended that patients should also go to the hospital for regular blood counts, blood sedimentation and chest X-rays after cure. Once there is a sign of recurrence, it is necessary to carry out relevant treatment under the guidance of the doctor in a timely manner.