Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right lower lung and mid left lung opacities are unchanged compared to 1 day prior . Right upper lung opacities are mildly improved . No pleural effusion . Mild cardiomegaly is unchanged . Cardiomediastinal hilar silhouettes are unremarkable . A right IJ central venous catheter terminates in lower SVC . An enteric tube passes below the diaphragm . An endotracheal tube terminates 3 .2 cm above the carina . Posterior left eighth and ninth rib fractures identified on CT are not appreciated on this examination .
    OUTPUT:
    
Improved right upper lung , but unchanged right lower lung and mid left lung opacities compatible with multifocal pneumonia .