Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left lower lobe opacity is increased since ___ . Mediastinal and hilar contours are unremarkable . The heart size is mildly enlarged . Pleural - based opacity in the right lower lobe correlates to the subpleural lipoma . Right - sided PICC terminates at the cavoatrial junction .
    OUTPUT:
    
Increased left lower lobe opacity could be bleeding from the recent biopsy .