Pulmonary heart disease is a kind of pulmonary heart disease, can not distinguish the good or bad or the severity of pulmonary heart disease by the presence or absence of sputum. 1. Cor pulmonale is a heart disease caused by pulmonary hypertension, which manifests itself as cough, dyspnea, chest tightness and shortness of breath. Mainly due to bronchial, pulmonary, thoracic or pulmonary vascular lesions leading to increased pulmonary vascular resistance, cough and sputum, is also more serious. 2. Coughing in pulmonary heart disease sometimes has no sputum, but it may also be infected with bacteria, fungi, atypical pathogens and other symptoms of coughing up sputum, at this time, you need to carry out timely anti-infective treatment. 3. Acute exacerbation of pulmonary heart disease is easy to occur in winter and spring seasons and sudden changes in climate. Patients with pulmonary heart disease should use foods rich in protein and vitamins, such as fish, eggs and tofu, to improve resistance, reduce the inhalation of harmful gases or harmful particles, and strengthen physical exercise. The presence or absence of phlegm does not differentiate between good and bad heart disease, nor does it differentiate between good and bad heart disease. After suffering from pulmonary heart disease, we should go to the hospital in time, standardize the treatment under the guidance of the doctor, and maintain a healthy lifestyle.