Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . The lungs are clear . Hyperinflated and lucent lungs reflect underlying emphysema . The cardiomediastinal silhouette is unremarkable . Aorta is tortuous as well as calcified . No pleural effusions or pneumothoraces are identified . A sclerotic opacity overlying the left scapula is unchanged from ___ radiograph and is correlated to sclerosis of the coracoid on the CTA from the same day . Bones are intact .
    OUTPUT:
    
Emphysema without superimposed pneumonia .