Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lateral displacement of left lung base apex reflects subpulmonic disposition of effusion that could be same size as prior . Small left pleural effusion . Decrease in pulmonary edema with clear right upper lobe and left lung . Stable mild enlargement of cardiac silhouette with dilated mediastinal vein . No pneumothorax .
    OUTPUT:
    
1 . Subpulmonic disposition of right effusion , likely unchanged in size . 2 . Stable mild enlargement of cardiac silhouette may relate to dilated mediastinal veins ; however , unclear if small pericardial effusion present . 3 . Improvement in pulmonary edema .