Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . The cardiomediastinal silhouette , hilar contours , and pleural surfaces are normal . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Normal chest radiograph . The above results were communicated via telephone by Dr . ___ to Dr . ___ ___ at 11 :50 a .m . on ___ as requested .