Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to ___ , there is some improvement of the nodular opacities in bilateral lung . Lung volumes are grossly similar compared to prior . More focal opacity at the right hilum may be due to rotation of the patient . Bilateral atelectasis and some pleural effusion is likely , though unchanged from prior . Moderate to severe cardiomegaly is again seen , unchanged from prior . ETT is unchanged in position . The proximal port of the nasogastric tube may be at the GE junction . Sternotomy wires , aortic valve replacement are intact and unchanged from prior .
    OUTPUT:
    
1 . Mildly improved pulmonary edema . 2 . Proximal port of the nasogastric tube at the GE junction .