Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest are provided . Lung volumes are low with slightly elevated left hemidiaphragm . There is no definite sign of pneumonia or CHF . No large effusion or pneumothorax . Heart size is difficult to assess , but appears grossly stable . A tiny clip projects in the left posterior soft tissues as seen previously . Mediastinal contour is unchanged . Bony structures appear intact with DISH related changes of the T - spine and old right rib fractures again noted .
    OUTPUT:
    
Limited , negative .