Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single frontal view of the chest demonstrates stable postoperative changes . There has been mild volume loss of the left hemithorax with resultant leftward shift of the mediastinum . A left IJ catheter tip terminates in the high SVC . A left chest tube is in satisfactory position with no evidence of pneumothorax seen in either lung . Sutures are noted within the right upper lung and left mid lung . The cardiac silhouette is normal . There is no pleural effusion or consolidative process .
    OUTPUT:
    
Stable postoperative changes .