Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is bilateral interstitial thickening , worse at the bases , reflecting chronic interstitial lung disease , better characterized on the CT from ___ . There are no focal consolidations . The cardiomediastinal silhouette stable . The pulmonary vasculature is normal . No pleural effusion or pneumothorax is seen .
    OUTPUT:
    
Bilateral interstitial thickening , worse at the bases , likely reflecting chronic interstitial lung disease , but no focal consolidations .