Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is within normal limits . The mediastinal and hilar contours are unremarkable . The lungs demonstrate diffuse prominence of the interstitial markings , compatible with chronic interstitial fibrotic lung disease . There is no evidence of pulmonary consolidation . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Interstitial lung disease , but no focal consolidation .