Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the recent scout view , there is fairly little , if any , change . Multiple circumscribed cavities and ill - defined opacities with thickening of the left lung apex appear very similar . Discussed in the prior CT report the appearance is worrisome for a superimposed infectious process involving cavity formation , including a prominent cavity in the right upper lobe measuring approximately 5 cm in diameter with a small fluid level . The right lung remains clear . There is no pleural effusion or pneumothorax . Opacification of the left aortopulmonary window is similar . The heart is normal in size . Bony structures are unremarkable .
    OUTPUT:
    
Findings compatible with the recent prior CT including multiple cavities in the left upper lobe worrisome for an infectious process including abscess formation .