Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is probable background hyperinflation , consistent with COPD . Mild cardiomegaly with unfolded aorta . Incidental note made of mitral annulus calcifications . Prominence of paratracheal soft tissues likely reflects vascular structures in someone of this age . The aorta is tortuous an unfolded . Tapered appearance of the hila raise the question of background pulmonary hypertension . No well defined aortopulmonary window is seen on the left , question due to overlap with the descending aorta . Possible minimal bibasilar atelectasis . No CHF , the focal infiltrate , or gross effusion .
    OUTPUT:
    
1 . COPD and cardiomegaly 2 . Doubt acute pulmonary process .