Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to ___ , minimal residual pulmonary edema is seen . Small residual left pleural effusion is likely . Compared to preop radiograph on ___ , previously seen fibrosing interstitial lung disease account for bilateral opacities . The heart size is normal and unchanged . The mediastinal and hilar contours are unchanged . Right jugular catheter is in right atrium , unchanged from prior . No pneumothorax seen . Sternotomy wires are aligned and intact . Aortic calcification is unchanged .
    OUTPUT:
    
Improving pulmonary edema . Similar extent of pulmonary fibrosis .