The patient's cough, chest pain and hemoptysis may be due to cardiovascular disease, or pulmonary disease. Patients with pulmonary embolism may have pulmonary embolism, and patients with pulmonary embolism often have chest pain, hemoptysis, and dyspnea. Through blood sampling test and arterial blood gas analysis, there will be obvious hypoxemia, and patients may also have coronary heart disease. When angina pectoris and myocardial infarction are combined with pulmonary inflammation, patients will cough, chest pain and hemoptysis. A definite diagnosis can be made by electrocardiography and coronary angiography. Finally, patients may also have lung diseases, such as tuberculosis and lung cancer, which often lead to such symptoms.
