Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Enlargement of the cardiac silhouette is similar compared to prior . Increased interstitial markings are seen throughout the lungs without focal consolidation . There is no pleural effusion . Atherosclerotic calcifications again noted at the aortic arch . No acute osseous abnormalities .
    OUTPUT:
    
Interstitial edema without focal consolidation .