Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Interval removal of left chest tube . Small volume left lower lateral chest wall subcutaneous emphysema , similar . Tiny left apical pneumothorax , in retrospect probably present on comparison radiograph . Mildly more prominent right basilar atelectasis . Stable left basilar opacity . Tiny left pleural effusion , stable . Stable rib fractures .
    OUTPUT:
    
Tiny left apical pneumothorax .