Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mildly enlarged . The aorta remains tortuous . Mediastinal and hilar contours are otherwise unremarkable . Lungs are clear . No focal consolidation , pleural effusion or pneumothorax is visualized . No acute osseous abnormalities are detected .
    OUTPUT:
    
No acute cardiopulmonary abnormality .