Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Increased interstitial markings , particularly at the lung bases suggest chronic interstitial lung disease similar as compared to the prior study . Minor basilar atelectasis is seen . There is no new focal consolidation . No large pleural effusion or pneumothorax . Cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
Chronic lung disease without definite focal consolidation to suggest pneumonia .