Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Asymmetric diffuse pulmonary opacity , right greater than left is noted . Findings are concerning for asymmetric pulmonary edema , however the possibility of superimposed pneumonia at the right lower lung is difficult to exclude in the appropriate clinical setting heart size remains mildly enlarged . Mediastinal contour grossly unremarkable . Hilar congestion noted . Bony structures are intact . No pneumothorax . No large effusion .
    OUTPUT:
    
Findings as above .