Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are normally expanded and clear . The cardiomediastinal silhouette , hilar contours and pleural surfaces are normal . There is minimal atelectasis in the left mid lung . There is no pleural effusion or pneumothorax . No displaced fracture is seen . A partially imaged stent projects in the right upper quadrant .
    OUTPUT:
    
No evidence of acute traumatic injury within the limitations of routine chest radiography .