Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . Cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax . A density seen in the anterior lower chest on the lateral view is external to the patient as verified by the technologist .
    OUTPUT:
    
Unremarkable chest radiographic examination .