Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the most recent comparison , there is an increase in perihilar opacities and interstitial lung markings consistent with mild pulmonary edema . There are small bilateral pleural effusions and considerable bilateral lower lobe and left mid lung atelectasis . There is no pneumothorax . The appearance of the mediastinum and heart are unchanged . A right internal jugular central venous catheter terminates in the lower SVC . The previously seen malpositioned left PICC has been removed .
    OUTPUT:
    
1 . Mild pulmonary edema . 2 . Persistent bilateral atelectasis .