Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . The mediastinal and hilar contours are unremarkable . Lungs are clear . No pleural effusion , pulmonary vascular congestion or pneumothorax is present . No acute osseous abnormalities are seen . Mild dextroscoliosis of the thoracic spine is noted .
    OUTPUT:
    
No acute cardiopulmonary abnormality .