Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is top normal to mildly enlarged , although this is likely exaggerated also by AP technique and supine positioning . The aorta is calcified and tortuous . No focal consolidation is seen . There is mild left base atelectasis . There is no large pleural effusion or pneumothorax . The bones demonstrate S - shaped scoliosis of the thoracolumbar spine .
    OUTPUT:
    
No acute cardiopulmonary process .