Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The ascending aorta appears either very tortuous or dilated . Heart size appears normal . Left chest wall pacer wires are in appropriate position . The left hemidiaphragm is elevated with adjacent atelectasis . The lungs are otherwise clear without focal consolidation , pleural effusion , or pneumothorax .
    OUTPUT:
    
1 . No acute pulmonary process . 2 . Tortuous or dilated ascending aorta . If this has not been previously evaluated , nonemergent chest CT could be obtained for further assessment .