Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Stable moderate cardiomegaly and widened mediastinum . Opacity adjacent to right thoracotomy site is unchanged and consistent with expected postoperative changes . Stable bibasilar atelectasis . No pneumothorax or pleural effusion .
    OUTPUT:
    
Unchanged opacity adjacent to right thoracotomy site , consistent with expected postoperative changes . Stable bibasilar atelectasis .