Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post median sternotomy , CABG , and aortic valve replacement . Moderate to severe cardiac enlargement is unchanged . The aorta is unfolded . Pulmonary vascular congestion is present , new in the interval , without overt pulmonary edema . Subsegmental atelectasis is noted in the right mid lung field . No focal consolidation , pleural effusion or pneumothorax is detected . There are mild degenerative changes noted in the thoracic spine as well as within the right acromioclavicular joint .
    OUTPUT:
    
Mild pulmonary vascular congestion .