Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The supportive lines and tubes have been removed . Postoperative pneumomediastinum and pneumopericardium has resolved . There is persistent widening of the mediastinum and cardiac silhouette consistent with postoperative inflammation . There is considerable right lower lobe atelectasis causing elevation of the right hemidiaphragm due to the volume loss . The lungs are otherwise clear . There is no pneumothorax or pleural effusion . The pulmonary vascularity is normal .
    OUTPUT:
    
1 . No evidence of pneumothorax following chest tube and support devices removal 2 . Right lower lobe atelectasis . 3 . Postoperative appearance of the heart and mediastinum with resolution of pneumomediastinum and pneumopericardium .