Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . As compared with the prior CT exam , there is little interval change . There is elevation of the left hemidiaphragm with near complete opacification of the left hemi thorax compatible . Right lung remains clear . Bony structures appear intact . Clips noted in the right upper quadrant .
    OUTPUT:
    
Similar pattern of near complete left hemi thorax opacification with volume loss . An underlying pneumonia is difficult to exclude .