Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . Mediastinal and hilar contours are unchanged and within normal limits . Lungs are clear . Hyperinflation of the lungs is compatible with underlying COPD . No focal consolidation , pleural effusion or pneumothorax is seen . Multilevel degenerative changes are re - demonstrated in the thoracic spine along with several compression deformities within the lower thoracic spine . There is evidence of prior vertebroplasty of two vertebral bodies at the thoracolumbar junction .
    OUTPUT:
    
No acute cardiopulmonary abnormality .