Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two bilateral fissural chest tubes have not changed position , and the ET tube is in appropriate position . Nasogastric tube ends in the stomach outside of the view of this radiograph . Left IJ introducer sheath ends at the brachiocephalic vein . Lung volumes are low without any focal consolidation , pleural effusion or pulmonary edema . The cardiac and mediastinal contours are normal . No pneumothorax is seen .
    OUTPUT:
    
No interval change . Stable position of supporting devices and lines .