Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left PICC tip is in upper SVC . Partial resolution of pulmonary edema with stable moderate sized right pleural effusion and perihilar haze , with minimal decrease in mediastinal vein dilatation and heart size . Severe left lower lobe atelectasis . No pneumothorax or new focal opacity . Aortic arch calcifications noted .
    OUTPUT:
    
1 . Partial resolution of mild pulmonary edema with stable moderate - sized right pleural effusion . 2 . Unchanged severe left lower lobe atelectasis .