Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . There has been interval resolution of previously noted opacity in the mid left lung . Cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax . Surgical clips in the right upper quadrant .
    OUTPUT:
    
Unremarkable chest radiographic examination .