Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . There is no evidence of pneumomediastinum . Cardiac size is normal . Pleural surfaces are unremarkable with no pleural effusion . Hilar contours are normal . There is no free air . There is a chronic T12 vertebral body compression deformity .
    OUTPUT:
    
No acute cardiopulmonary process .