Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is normal in size . The mediastinal and hilar contours appear within normal range . There is no pleural effusion or pneumothorax . The lungs appear clear . There is a mild superior endplate compression deformity along a mid thoracic vertebral body , probably T8 .
    OUTPUT:
    
No evidence of acute disease . Mild thoracic compression deformity .