Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval increase in the bilateral parenchymal opacities , with more confluent opacities in the right lung . Appearances are consistent with worsening pulmonary edema although superimposed infection can not be excluded . No pleural effusion seen . The heart size remains mildly enlarged even allowing for the projection . No pneumothorax . A left - sided PICC line terminates in the proximal SVC .
    OUTPUT:
    
Interval progression of the bilateral airspace opacities , right worse than left . A left - sided PICC line terminates in the proximal SVC .