Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low with secondary bronchovascular crowding . There is superimposed vascular congestion likely mild edema . There is no effusion . Left greater than right basilar opacities are also noted . Moderate enlargement of the cardiac silhouette is seen . No acute osseous abnormalities . Cervical fixation hardware noted anteriorly and posteriorly .
    OUTPUT:
    
Cardiomegaly with findings suggestive of mild pulmonary edema . Bibasilar opacities potentially atelectasis , infection can not be excluded .