Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild to moderate enlargement of the cardiac silhouette is unchanged . The mediastinal and hilar contours are similar . Diffuse increased interstitial opacities may reflect a combination of mild interstitial pulmonary edema with chronic interstitial abnormality . No focal consolidation , pleural effusion or pneumothorax is present . There is diffuse demineralization of the osseous structures . No acute osseous abnormalities demonstrated . Multiple remote bilateral rib fractures are seen .
    OUTPUT:
    
Increased interstitial markings bilaterally may reflect a combination mild interstitial pulmonary edema and chronic interstitial lung disease . No focal consolidation to suggest pneumonia .