Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well - expanded and clear . The cardiomediastinal and hilar contours are unremarkable . There is no pneumothorax , pleural effusion , or consolidation . No acute displaced rib fractures . A metallic surgical anchor device is seen in the left humeral head . Degenerative changes are seen in the lower thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary process .