Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval removal of the midline chest tube , an endotracheal tube , and a right IJ Swan - Ganz catheter . There is a trace medial pneumothorax versus trace pneumomediastinum . A prosthetic aortic valve , a dual - chamber left pectoral pacemaker and its leads and multiple mediastinal clips project in unchanged location . Follow volumes cause bronchovascular crowding and minimal bibasilar atelectasis , similar to the prior study . There is no focal consolidation , pleural effusion , or pulmonary edema . The cardiomediastinal silhouette , including mild cardiomegaly , is unchanged .
    OUTPUT:
    
Status post extubation , removal of a right IJ central venous catheter , and a midline chest tube with a trace medial pneumothorax versus trace pneumomediastinum .