Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the prior study and allowing for differences in positioning and technique , I doubt significant interval change . Again seen are patchy opacities , relatively diffusely throughout both lungs , more pronounced on the right side . Tracheostomy tube , nasoenteric tube , and right IJ line are grossly unchanged . Possible minimal blunting at the right costophrenic angle . No left pleural effusion identify . .
    OUTPUT:
    
No substantial interval change .