Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The hilar and mediastinal contours are within normal limits . There is no pneumothorax , focal consolidation , or pleural effusion . Mild reticular denisities are again seen throughout both lungs , less prominent , suggestive of improved chronic interstitial disease . No bony abnormalities are seen .
    OUTPUT:
    
No acute intrathoracic process .