Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette is upper limits of normal in size . Mild pulmonary vascular congestion is present accompanied by minimal interstitial edema and mild peribronchial cuffing . Predominantly linear areas of atelectasis are present at both lung bases . No pleural effusion . Bones are diffusely demineralized . Upper lobe predominant emphysema is again noted .
    OUTPUT:
    
Findings suggestive of mild congestive heart failure superimposed on baseline emphysema .