Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy . There has been interval removal of the endotracheal tube , mediastinal drains and right Swan - Ganz catheter , and a right central venous sheath is still in place . There continues to be left retrocardiac opacity likely reflecting atelectasis though infection can not be excluded . There are no new focal consolidations or pneumothoraces .
    OUTPUT:
    
Interval removal of multiple support lines and tubes without complications . Stable left retrocardiac opacity likely reflecting atelectasis though infection can not be excluded .