Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is moderately enlarged . The mediastinal and hilar contours are stable . The pulmonary vasculature is normal . Lungs are clear . There is no evidence of pulmonary edema . No pleural effusion or pneumothorax is seen .
    OUTPUT:
    
Moderate cardiomegaly . No acute cardiopulmonary abnormality .