Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . Mild to moderate enlargement of the heart is unchanged . The mediastinal and hilar contours are stable . There is mild pulmonary vascular engorgement , similar in degree compared to the prior study . Re - demonstrated are areas of linear atelectasis within both perihilar regions and lung bases . Small bilateral pleural effusions persist , relatively unchanged compared to the prior exam . No pneumothorax is identified . Cervical spinal fusion hardware is incompletely assessed .
    OUTPUT:
    
No interval change from prior with mild pulmonary vascular congestion , small bilateral pleural effusions , and bibasilar atelectasis .