Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Gastric pull - through is again seen largely unchanged . Cardiomediastinal silhouette is unchanged as compared to previous . Bilateral opacities have since largely cleared . Mild lateral right costophrenic angle blunting .
    OUTPUT:
    
Gastric pull - through is largely unchanged . The bilateral opacities seen on x-ray dated ___ have largely cleared .