Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to the chest radiograph obtained 2 days prior , there are increased opacities in the mid and lower left lung concerning for aspiration or pneumonia . Moderate bilateral pulmonary edema is essentially unchanged . Heart size and lung is enlarged but stable . Right basilar atelectasis and a small right pleural effusion or probably unchanged . A tracheostomy tube appears appropriately positioned . A right - sided IJ central venous catheter side port projects over the lower SVC with its tip in the right atrium . A left - sided IJ central venous catheter terminates at the confluence of the left brachiocephalic vein and SVC . Median sternotomy wires are aligned and intact .
    OUTPUT:
    
Increased left mid and lower lung opacities concerning for aspiration or developing pneumonia .