Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear , the cardiomediastinal silhouette and hila are normal . There is no pleural effusion or pneumothorax . Anterior flowing osteophytes are seen at the thoracic spine . No pneumoperitoneum . Left hila lymph node and aortic arch calcifications .
    OUTPUT:
    
No acute cardiothoracic process .