Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . There is mild obscuration of the right cardiophrenic border , compatible with atelectasis . No consolidations are seen . There is no pneumothorax or pleural effusion . The hilar and mediastinal contours are within normal limits .
    OUTPUT:
    
Bibasilar atelectasis . No acute intrathoracic process .