Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . There is no consolidation , effusion , or pneumothorax . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities . Old healed right posterolateral rib fractures are noted . No visualized acute rib fractures .
    OUTPUT:
    
No acute cardiopulmonary process . No visualized acute fractures on this nondedicated examination .