Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate no focal areas of consolidation to suggest pneumonia . Stable postsurgical changes from right middle lobe resection . Cardiomediastinal and hilar contours are unchanged . There is no pleural effusion or pneumothorax . Old 6 left rib fracture is redemonstrated .
    OUTPUT:
    
No evidence of pneumonia .