Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A single portable semi-erect chest radiograph was obtained . There is progressively increased aeration to the right base . A nasoenteric tube extends inferiorly off the film . No new consolidation , effusion or pneumothorax . is present . Cardiac and mediastinal contours are normal .
    OUTPUT:
    
Further improved aeration at the right base .