Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate fully expanded and clear lungs . Post radiation changes are noted at the left hilum . The cardiomediastinal and hilar contours are unchanged . Postsurgical changes including elevation of the left hemidiaphragm and ___ posterior rib thoracotomy are stable . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
No evidence of pneumonia . Findings were discussed with Dr . ___ by Dr . ___ ___ the telephone on ___ 12 :30 p .m . , ___ min after they were made .