Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The cardiomediastinal silhouette and hilar contour is stable . There is bibasilar atelectasis . The lungs are otherwise clear without focal consolidation , effusion or pneumothorax . Post - surgical changes in the right axilla .
    OUTPUT:
    
No acute intrathoracic process .