Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are stable . The cardiomediastinal and hilar contours are normal . A left pigtail catheter projecting over the infrahilar region has in place in the interval . The small left apical pneumothorax is slightly larger . No pleural effusions . Again seen , are left second , third and fourth rib fractures . Also a left displaced mid clavicular fracture is re - demonstrated .
    OUTPUT:
    
Interval placement of left pigtail chest tube . Slight worsening of left apical pneumothorax . Stable appearance of known left fractures .