Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Appliances in good position . No pneumothorax . Stable basilar opacities . Mild improvement right perihilar opacity . Probable small pleural effusions . New gastric distention , interval removal of enteric tube . Interval removal of endotracheal tube . Old left rib fracture .
    OUTPUT:
    
No pneumothorax . Bibasilar opacities . Gastric distention .