Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Lung volumes are low . There is mild interstitial edema . The heart size is borderline enlarged . The mediastinal contour is slightly prominent likely reflective of an unfolded thoracic aorta and appearing unchanged . Mild hilar congestion is noted . There is vague increased opacity in the right upper ___ which is indeterminate though consideration for dedicated PA and lateral views to better assess this area would be advisable . Bony structures appear intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
Top normal heart size , mild pulmonary congestion without frank edema . Subtle opacity in the right upper ___ , ___ be artifactual . Conned dedicated PA and lateral views be helpful to further assess .