How long will the cough be good after early lung cancer surgery should be treated on a case-by-case basis. If the cough is caused by the stimulation of drainage tube, it will be good in 3-4 days, while the cough caused by inflammation of lungs or stimulation of pleura will be good in 1-2 weeks, the details are as follows: 1) Stimulation of drainage tube: After the surgery, drainage tube is put in, and due to the stimulation of the tube, the patient’s cough will be relieved obviously after removing the tube. 2) Pneumonia or stimulation of pleura: If there are still coughing symptoms after removing the tube, it may be due to the inflammation of lungs or stimulation of pleura. After removing the drain, the patient’s cough symptoms will be obviously relieved, and it takes about 3-4 days; 2. Pneumonia or pleura irritation: if there are still coughing symptoms after removing the drain, it may be that the patient’s lungs have inflammation or the pleura is irritated, and it can be basically recovered in about 1-2 weeks after slow adjustment; if the patient coughs for a long period of time after the surgery, it is necessary to seek for the causes of the disease, including whether there is metastasis or recurrence of the lung cancer. or recurrence. Therefore, according to the length of coughing time after surgery, it is necessary to preliminarily determine the cause of coughing, and then carry out targeted treatment according to the cause.