Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is persistent moderate enlargement of the cardiac silhouette with mild to moderate pulmonary edema , perhaps slightly worsened than the prior radiograph . Band like opacity in the left lower lobe may reflect developing infection . Aortic knob is calcified , unchanged . Bibasilar atelectasis is unchanged .
    OUTPUT:
    
1 . New band like opacity in the left lower lobe may reflect developing infection , in the correct clinical setting . 2 . Persistent moderate enlargement of the cardiac silhouette with mild to moderate pulmonary edema .