Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Interval placement of right IJ central venous catheter with its tip in the mid SVC . ET tube and OG tubes are unchanged . Airspace opacities again noted in the lower lungs and to a lesser extent in the right upper lung concerning for pneumonia .
    OUTPUT:
    
Interval placement of right IJ central venous catheter . Scattered airspace opacities . ET and OG tubes appropriately positioned .