Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . The aorta is quite tortuous ; mild aortic arch dilatation is difficult to exclude . No pulmonary edema is seen . Single lead right - sided pacer device , lead terminates in the expected location of the right ventricle .
    OUTPUT:
    
Clear lungs . Quite tortuous aorta , mild aortic arch dilatation is difficult to exclude . No priors for comparison to confirm stability . Findings could be further assessed on non emergent chest CT .