Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the prior study there is increased opacity at the right base with obscuration of the right hemidiaphragm . It is unclear how much of this is due to volume loss in how much of that is due to a E right lower lobe infiltrate . There is also dense retrocardiac opacity with obscuration of the left hemidiaphragm . This is increased slightly compared to the prior exam . There is mild pulmonary vascular redistribution . The left IJ line and left - sided PICC line tips are unchanged . .
    OUTPUT:
    
Increased volume loss / infiltrate in both lower lungs