Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The endotracheal and nasogastric tubes have been removed . A left apical pigtail catheter is unchanged in position . A left subclavian central venous catheter ends in the mid SVC . A small left apical pneumothorax is unchanged . The lungs remain clear . The heart and mediastinum are within normal limits despite the projection .
    OUTPUT:
    
Stable small left pneumothorax .