Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . The aorta remains calcified and tortuous . The cardiac silhouette is top - normal . Mediastinal contours are stable . Hilar contours are relatively stable . Prominence of the right hilum is again seen , seen dating back to at least ___ . Findings may be due to pulmonary arterial enlargement , but again , this can be confirmed with CT . Left mid lung linear atelectasis / scarring is again seen as well as mild elevation of the posterior left hemidiaphragm , as also seen on the prior study . No pulmonary edema is seen .
    OUTPUT:
    
No focal consolidation . Persistent prominence of the hila which may be due to pulmonary arterial enlargement , which could be confirmed with nonemergent chest CT .