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 . There is no evidence of fracture . Of note , chest radiographs are not designed to detect subtle changes in pulmonary parenchyma such as contusions . If clinical concern is high , focal views could be pursued for further assessment .
    OUTPUT:
    
Normal chest radiographic examination .