Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable supine chest radiograph demonstrates low lung volumes . There is increased airspace opacity in the right upper lung . Opacity in the right lung base appears to be associated with volume loss and likely represents atelectasis . There are small bilateral pleural effusions , and there is consolidation at the left base . The heart remains enlarged , made more striking by portable technique . The mediastinal contours are notable for calcification of the aortic arch .
    OUTPUT:
    
1 . Multifocal pneumonia . 2 . Cardiac enlargement with mild pulmonary edema .