Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette size is normal . The aorta is mildly tortuous . The mediastinal and hilar contours are unremarkable . The pulmonary vasculature is normal . Lungs are clear . No pleural effusion , focal consolidation or pneumothorax is seen . No acute osseous abnormalities present .
    OUTPUT:
    
No acute cardiopulmonary abnormality .