Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate clear lungs without effusion or pneumothorax . The heart size is normal . The mediastinal contours are unremarkable . The pulmonary vasculature is normal appearing . No displaced rib fracture is seen .
    OUTPUT:
    
No acute chest pathology , or displaced rib fracture . If there is continued concern for rib fracture , recommend detail views with markers of focal findings .