Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is top - normal . The mediastinal and hilar contours are unchanged . Pulmonary vasculature is not engorged . Minimal increased interstitial opacities within the periphery and lung bases are perhaps minimally improved compared to the previous chest radiograph , and better assessed on the prior chest CT . No focal consolidation , pleural effusion or pneumothorax is present . There are no acute osseous abnormalities .
    OUTPUT:
    
Mild chronic interstitial lung disease , better assessed on recent chest CT , and perhaps slightly improved from the previous chest radiograph . No new acute cardiopulmonary process .