Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison with chest radiograph from ___ , there is little overall change . Persistent opacity in the right lower lobe likely reflects aspiration given the patient 's history , though infection is still possible . Left basilar atelectasis persists . There is no new focal consolidation , effusion or pneumothorax . Dilated ascending aorta measures 5 .5 cm and is unchanged . Enteric tube terminates in the proximal stomach .
    OUTPUT:
    
1 . Persistent right lower lobe opacity suggests aspiration or infection . No new focal consolidation concerning for pneumonia . 2 . Stable dilated ascending aorta .