Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is borderline enlarged . Mediastinal and hilar contours are unremarkable . No focal consolidation , pleural effusion or pneumothorax is seen . The pulmonary vasculature is normal . No acute osseous abnormality is detected .
    OUTPUT:
    
No acute cardiopulmonary abnormality .