Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right basilar pigtail catheter is unchanged in position . The small right apical pneumothorax is unchanged . Minimal bibasilar subsegmental atelectasis is new since the prior exam . The lungs are otherwise clear . The heart and mediastinum are within normal limits . Scattered vascular calcifications are seen in both axillae . There is generalized osteopenia .
    OUTPUT:
    
No significant interval change in small right apical pneumothorax .