Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs were obtained . A left - sided chest tube has been removed . There is no appreciable pneumothorax . The lungs are better aerated though there is volume loss of the left lower lobe . Cardiomediastinal silhouette and hilar contours are stable . There is no pleural effusion .
    OUTPUT:
    
1 . No appreciable pneumothorax after chest tube removal . 2 . Left lower lobe volume loss .