Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are prominent interstitial markings . No focal consolidation is identified . The cardiomediastinal silhouette and hilar contours are within normal limits . There is no pneumothorax or large pleural effusion .
    OUTPUT:
    
Prominent interstitial markings which may represent underlying chronic interstitial disease or pulmonary edema . No focal consolidation .