Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is enlarged with increased engorgement of the vessels compared to prior . Bilateral lower lobe predominant confluent airspace opacities are again demonstrated , involving the right lower lobe to a greater degree than the left . This is similar on the right and minimally improved on the left . Additionally , numerous septal lines are present at the lung bases . . There is no pleural effusion or pneumothorax . There is no acute osseous abnormality . Of note , although these lung findings have been present since ___ , there are new compared to ___ chest radiograph
    OUTPUT:
    
Persistent lower lung airspace process accompanied by basilar interstitial opacities . In a patient with a history of cardiac disease , this could reflect asymmetrical pulmonary edema , but differential diagnosis includes aspiration and persistent or recurrent infectious pneumonia . Short - term followup radiograph should be obtained to assess for resolution following appropriate therapy . If findings persist and the diagnosis remains uncertain clinically , chest CT would be recommended for more complete characters .