Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated but clear . There is no pleural effusion or pneumothorax . The aorta is noted to be tortuous and unfolded . The cardiac silhouette is top normal to mildly enlarged . No pulmonary edema is seen .
    OUTPUT:
    
1 . Aorta is noted to be tortuous and unfolded ; underlying aortic dilatation is not excluded . No priors for comparisons . Findings could be further assessed on chest CT . 2 . No focal consolidation .