Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . The heart size is stable , and there is mild interstitial edema . There are bibasilar opacities with air bronchograms in the right lower lobe concerning for pneumonia
    OUTPUT:
    
Mild interstitial edema with bibasilar opacities and air bronchograms in the right lower lobe concerning for pneumonia .