Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . There is no evidence of pneumonia . The cardiomediastinal silhouette and hilar contours are normal . The pleural surfaces are normal with no evidence of effusion or pneumothorax . There are surgical clips seen in the left axilla consistent with prior lymph node dissection .
    OUTPUT:
    
No evidence of pneumonia .