Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval placement of a right basilar pigtail catheter with partial re-expansion right lung , particularly the right middle and lower lobes . Small basilar component to the hydro pneumothorax is still seen . Diffuse emphysematous changes are stable . Cardiomediastinal silhouette is unchanged .
    OUTPUT:
    
1 . Interval placement of a right basilar pigtail catheter with partial re-expansion of the right lung , particularly the right middle and lower lobes . 2 . Small to moderate basilar pneumothorax persists .