Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-upright radiograph of the chest demonstrates persistent moderate - sized left pleural effusion with collapse of the left lower lobe , and associated leftward shift of the mediastinum and elevation of the left hemidiaphragm . The right lung is clear . A nasogastric tube courses into the stomach with the last sideport just below the GE junction . The endotracheal tube ends 3 .1 cm from the carina .
    OUTPUT:
    
1 . Persistent moderate - sized left pleural effusion with collapse of the left lower lobe , and associated leftward shift of the mediastinum and elevation of the left hemidiaphragm . 2 . Nasogastric tube ends in the stomach with the last sideport just below the GE junction .