Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lateral ninth right rib fracture . No pleural effusion or pneumothorax . The cardiac and mediastinal contours are stable . Elevation of the right hemidiaphragm is stable over multiple prior studies . Opacity in the right lower lung corresponds to scarring , better on the prior chest CT . There is no new focal opacity , pulmonary edema or vascular congestion .
    OUTPUT:
    
Nondisplaced right ninth rib fracture .