Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No radiopaque foreign body is demonstrated . Lung volumes are slightly low which accentuates the size of the cardiac silhouette which is borderline enlarged . Mediastinal and hilar contours are unremarkable . Pulmonary vasculature is normal . No focal consolidation , pleural effusion or pneumothorax is demonstrated . No acute osseous abnormality is detected .
    OUTPUT:
    
No acute cardiopulmonary abnormality . No radiopaque foreign body identified .