Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette is mild to moderately enlarged , stable . Mediastinal knee and hilar contours are stable . There is minimal prominence of the interstitial markings that may be due to slight volume overload . No pleural effusion or focal consolidation is seen . There is no pneumothorax . Some anterior osteophytes are seen along the thoracic spine .
    OUTPUT:
    
Enlarged cardiac silhouette with possible minimal interstitial edema . No focal consolidation .