Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mildly enlarged . Mediastinal silhouette and hilar contours are normal . Lungs are clear . Pleural surfaces are clear without effusion or pneumothorax . Thoracic dextroscoliosis is mild . Large anterior osteophytes create an irregular border in the retrocardiac station .
    OUTPUT:
    
1 . No acute cardiopulmonary abnormality . 2 . Mild thoracic dextroscoliosis .