Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . There is no focal opacity , pleural effusion or pneumothorax . The cardiac and mediastinal contours are normal . There is no free air beneath the hemidiaphragms . Irregularity on the lateral aspect of the right 7th rib is unchanged since ___ .
    OUTPUT:
    
No displaced fracture is identified . If there is continued clinical concern , dedicated radiographs of that area could be obtained .