Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable chest radiograph demonstrates interval placement of a right - sided chest tube , the tip of which approaches the midline mediastinum . The sidehole marker is not appreciated on this study . Bibasilar opacities remain , there appears to have been interval improvement in pneumothorax , though the evaluation of lung markings is limited on this study due to overlying soft tissue gas . There remains extensive soft tissue gas outlining the pectoralis muscles bilaterally , as well as right subcutaneous tissues . The remainder of support lines and tubes are stable in appearance .
    OUTPUT:
    
Interval placement of a right chest tube , with apparent improvement in right - sided pneumothorax . Slight interval improvement in widespread airspace opacities .