Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes is still low with persistent bilateral opacification due to moderate - to - severe pulmonary edema . The right base atelectasis is stable , left base atelectasis is new . Heart size is normal . There is mild central vein distention . Dobbhoff tube is in distal gastric cavity . There is no free abdominal air . No pneumothorax or pleural effusion .
    OUTPUT:
    
No free abdominal air , pneumothorax or pleural effusion . Persistent moderate - to - severe pulmonary edema and central vein distention .