Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Mediastinal and hilar contours are within normal limits . Pulmonary vasculature is not engorged . Lungs are clear . No pleural effusion or pneumothorax is seen . Moderate multilevel degenerative changes are noted in the thoracic spine with mild loss of height of a vertebral body at thoracolumbar junction , unchanged . No displaced acute fractures are seen .
    OUTPUT:
    
No acute cardiopulmonary abnormality . No gross acute rib fracture seen , however if there is continued concern for rib fracture , a dedicated rib series is recommended .