Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided AICD device is noted with single lead terminating in unchanged position in the right ventricle . Mild enlargement of the cardiac silhouette persists . The mediastinal and hilar contours are similar . Pulmonary vasculature is not engorged . No focal consolidation , pleural effusion or pneumothorax is demonstrated . There are no acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary abnormality .