Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hypoinflated . Mild to moderate pulmonary edema is new . More focal confluent opacity in the left lower lung field , which partially obscures the left heart border is noted as well as vague opacification of the right lung base . Small bilateral pleural effusions are likely present . There is no pneumothorax . A tortuous aorta is again seen and unchanged from prior . Cardiac size is slightly enlarged , stable . Bony structures are unremarkable .
    OUTPUT:
    
Findings compatible with mild to moderate pulmonary edema and bibasilar airspace opacities , possibly atelectasis , but infection can not be excluded .