Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to prior chest radiograph from ___ , there is redemonstration of a left - sided pacemaker device with leads terminating in the right ventricle and right atrium , expected locations . There is no focal consolidation , pleural effusion or pneumothorax . The cardiomediastinal and hilar contours are stable . There is tortuosity of the descending aorta . Note is made of a left healed sixth rib fracture and lower bilateral old fractures .
    OUTPUT:
    
No acute cardiopulmonary process .