Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A fiducial marker is noted in the inferior periphery of the left apical lung mass . There has been interval removal of the left base chest tube with no evidence of remnant pneumothorax . The lungs are otherwise clear . There is no pleural effusion .
    OUTPUT:
    
Interval removal of left chest tube without remnant pneumothorax .