Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest demonstrate a stable moderately enlarged heart . The cardiomediastinal silhouette and hilar contours are unchanged with a tortuous calcified aorta and Calcification of the mitral annulus . The lungs are clear . No pleural effusion or pneumothorax . No displaced rib fracture identified .
    OUTPUT:
    
No displaced rib fracture identified .