Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated , with flattening of the diaphragms and conspicuity of the reticular architecture , consistent with emphysematous disease . Otherwise , there are no focal opacities . Cardiomediastinal and hilar contours are unremarkable . The aorta is mildly tortuous and there are atherosclerotic calcifications at the level of the aortic knob . No pleural effusion or pneumothorax is present . Bilateral round opacities in the lower lung fields represent the nipples and were seen in prior exam .
    OUTPUT:
    
No evidence of acute cardiopulmonary process .