Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Redemonstrated is a dual lead pacemaker / ICD with leads terminating within the right ventricle and atrium , respectively . The cardiomediastinal silhouette is stable . Retrocardiac opacity has resolved . Patchy right lower lobe opacity is probably chronic and unchanged , likely due to minor scarring or atelectasis . There are no pleural effusions or pneumothorax .
    OUTPUT:
    
No evidence of acute cardiopulmonary disease .