Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are unchanged compared to the prior study . There are persistent perihilar airspace opacities , similar in extent when compared to the prior study . Given the rapid development , this likely reflects pulmonary edema . There is left lower lobe atelectasis . . No pneumothorax seen . A right internal jugular catheter terminates in the distal SVC .
    OUTPUT:
    
Persistent bilateral predominate perihilar airspace opacities likely reflecting pulmonary edema . Superimposed infection can not be excluded .