Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-upright radiograph of the chest demonstrates interval improvement in the degree of bilateral parenchymal opacities , with clearing at the bilateral apices , right greater than left . Small right - sided pleural effusion persists . Cardiomediastinal and hilar contours are unchanged . A right - sided internal jugular central venous line ends at the distal SVC . The endotracheal tube ends 3 .8 cm from the carina . A nasogastric tube courses into the stomach and out of the field of view . No pneumothorax .
    OUTPUT:
    
Interval improvement in the degree of bilateral parenchymal opacities , with clearing at the bilateral apices , right greater than left .