Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were performed . There is no pleural effusion , pneumothorax , or focal airspace consolidation . The cardiac silhouette is unchanged , accounting for differences in technique . The mediastinal contours and hilar structures are unremarkable . There is no displaced rib fracture .
    OUTPUT:
    
No rib fracture . If concern for rib fracture persists , a dedicated rib series with markers would be helpful .