Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A portable frontal chest radiograph again demonstrates an aortic core valve . The heart is again massively enlarged , with change compared to ___ difficult to evaluate given technique . There is increased right lower lung opacity and cephalization of vessels in the visualized aerated lung . No appreciable pneumothorax is visualized . Opacity adjacent to the left hilum is compatible with known calcified pleural plaque as seen on CT from ___ . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
Mild pulmonary edema . Increased right lower lung opacity which could reflect a combination of pleural effusion and atelectasis , but superimposed infection can not be excluded .