Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild elevation of the right hemidiaphragm . The lungs are clear without consolidation , pleural effusion or pneumothorax . The cardiomediastinal and hilar contours are within normal limits , with a mildly tortuous thoracic aorta with atherosclerotic calcification of the aortic knob .
    OUTPUT:
    
No acute cardiopulmonary pathology .