Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . The cardiomediastinal silhouette and hilar contours are normal . The pleural surfaces are clear without effusion or pneumothorax .
    OUTPUT:
    
No evidence of pneumonia . These findings were communicated to ___ at the office of Dr . ___ at 11 :40 AM by telephone on ___ , ___ min after discovery by Dr . ___ .