Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided pacemaker device with leads terminating in the right atrium and right ventricle is unchanged . Heart size is normal . Aortic knob calcifications are present . Mediastinal and hilar contours are unremarkable . Bilateral breast implants are visualized . Minimal blunting of the left costophrenic angle on the lateral view is unchanged , and could reflect chronic pleural thickening . No focal consolidation , pleural effusion or pneumothorax is otherwise demonstrated . There are mild multilevel degenerative changes . Remote fracture of the left 6th rib posteriorly is again seen .
    OUTPUT:
    
No acute cardiopulmonary abnormality .