Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low on the left consistent with recent surgery . Surgical clips close to the left hilum . A left - sided chest tube is in - situ . No pneumothorax seen . No pleural effusion seen . The right lung appears grossly clear . The cardiomediastinal contour is normal .
    OUTPUT:
    
No pneumothorax or effusion seen . A left - sided chest tube is in - situ .