Feeling short of breath right after dinner on the 11th day after gallstone surgery may be physiological factors, or it may be the manifestation symptoms of certain diseases, such as myocardial ischemia and lung infection. 1. Physiological factors: shortness of breath after gallstone surgery should be the human body for a long time in a closed, air circulation, airtight environment, often triggered by chest tightness and shortness of breath; if a person is highly nervous, too depressed, psychological pressure often triggers chest tightness and shortness of breath. 2. Pathologic factors: (1) myocardial ischemia: myocardial ischemia refers to insufficient blood supply to the coronary arteries due to incomplete obstruction of coronary artery blood flow, and myocardial ischemia may occur if the patient has the habit of smoking, which may lead to chest tightness and shortness of breath, palpitation, dyspnea and other symptoms. (2) Lung infection: Lung infection refers to inflammation of the lung parenchyma including the terminal airways and alveolar cavities. As the patient’s resistance is relatively low after gallbladder removal surgery, lung infection may occur, and the patient may experience symptoms such as chest tightness and shortness of breath, coughing, coughing up phlegm, and fever. If you feel dyspnea after gallstone surgery, it is recommended that the patient consult a doctor in time to identify the cause of the disease, and give targeted treatment after the doctor clarifies the cause of the disease.