What are the clinical manifestations of pulmonary heart disease?

1. Pulmonary and cardiac function compensation period: After exercise, symptoms such as cough, expectoration, palpitation, shortness of breath, cyanosis, fatigue, etc. are manifested as primary chest and lung diseases, with pulmonary hypertension and right ventricular hypertrophy as the main signs.

2. Decompensation period of pulmonary heart function: respiratory acidosis and respiratory failure, palpitation and shortness of breath, nausea and vomiting, abdominal distension and anorexia, edema of lower limbs and increased heart rate often occur. In severe cases, there may be obvious symptoms such as cyanosis and dyspnea, and even pulmonary encephalopathy such as lethargy, trance, delirium, convulsion and coma.