In this video course, Dr. Mohamed Muftah will explain the differential diagnosis of acute dyspnea with emphasis on cardiac and respiratory causes. Also, Dr. Muftah will stress the importance of using the pathophysiology in deriving symptoms of different conditions such as acute pulmonary edema, acute asthma exacerbation, acute COPD exacerbation, pneumonia, pulmonary embolism, pneumothorax, etc.