Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . Cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax . There is nearly total collapse of a lower thoracic vertebra seen in the lateral view which is unchanged from ___ . A compression of approximately ___ % of the thoracic vertebra right above the diaphragmatic margins in the lateral view is also unchanged from prior .
    OUTPUT:
    
No evidence of acute cardiopulmonary process . Compression fractures of lower thoracic vertebrae are unchanged .