Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A small left apical pneumothorax persists , though is no larger than most recent prior examination . A right approach Port - A - Cath terminates in the low SVC , unchanged from prior . Radiopaque material related to reconstructive surgery overlie the chest . Opacification of the left base is stable . The right lung is clear . The cardiomediastinal and hilar contours are within normal limits .
    OUTPUT:
    
Stable small left apical pneumothorax