Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Endotracheal tube tip is now 2 .5 cm above carina , has been pulled back since prior . Significant interval worsening of bilateral perihilar , lower lung opacities , with bronchovascular distribution , consider worsening pneumonia , aspiration or edema . Elevated right hemidiaphragm stable . Borderline heart size . Thoracolumbar curve .
    OUTPUT:
    
Significant interval worsening , consider worsening pneumonia , aspiration or edema .