Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation , effusion , or edema . Cardiac silhouette is top normal in size . Tortuosity of the descending thoracic aorta is noted with atherosclerotic calcifications at the arch . No acute osseous abnormalities identified .
    OUTPUT:
    
No acute cardiopulmonary process .