A year and a half after lung segmental resection or sputum cough may be related to bronchitis, you can do chest CT to check the specific cause, do not need to worry and stress too much. Bronchitis is an inflammation of the bronchial tubes, bronchial mucosa and surrounding tissues, divided into acute and chronic, usually caused by viral and bacterial causes, may appear coughing, coughing up sputum, shortness of breath and other symptoms, if bacterial infection occurs, yellow pus sputum may appear, one and a half years after the lung segment resection or sputum coughing, usually caused by bronchitis. Bronchitis can be under the guidance of the doctor to stop coughing, sputum, anti-infection treatment, under the guidance of the doctor to take Ambroxol oral liquid, ganciclovir, levofloxacin and other drugs for treatment, if serious, nebulization treatment, dilute the secretion in the airway, to play a bacteriostatic anti-inflammatory, cough effect. A year and a half after the operation, there is still a cough in addition to the above reasons, there may be airway hyperreactivity, cough variant asthma and other reasons, generally take some anti-allergy medicine, can be relieved. Pay attention to rest, avoid exertion, quit smoking and drinking, avoid irritating gas inhalation.