Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post median sternotomy and CABG . The aorta is calcified and tortuous with mild prominence of the ascending aorta , also seen on CT from ___ . The cardiac silhouette mildly enlarged . Mild left base atelectasis is seen . There is no large pleural effusion or pneumothorax .
    OUTPUT:
    
Persistent mild prominence of the ascending aorta . Mild left base atelectasis . No focal consolidation to suggest pneumonia .