Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear of consolidation or effusion . The cardiomediastinal silhouette is within normal limits for technique . There is tortuosity of the descending thoracic aorta as well as calcifications of the aortic arch . No acute osseous abnormalities identified .
    OUTPUT:
    
No acute cardiopulmonary process .