Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without consolidation , effusion , or edema . The cardiomediastinal silhouette is within normal limits . Anterior cervical fixation hardware is visualized . There is a chronic left posterior ninth rib fracture . Chronic posttraumatic changes also seen at the right shoulder .
    OUTPUT:
    
No acute cardiopulmonary process .