Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . ET tube is positioned with its tip at the carina . Retraction by at least 2 cm is recommended . There is a left IJ central venous catheter terminating in the mid SVC region . Port - A - Cath is unchanged . Scattered air space opacities most pronounced in the left lower lung remain concerning for pneumonia . No pneumothorax .
    OUTPUT:
    
1 . Appropriately positioned left IJ central venous catheter . 2 . Low position of endotracheal tube which requires retraction by at least 2 cm . 3 . Scattered opacities remain concerning for pneumonia .