Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette size is top normal . The mediastinal and hilar contours are unremarkable . Pulmonary vasculature is normal . No focal consolidation , pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary abnormality .