Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the previous chest x-ray , the endotracheal tube , Swan - Ganz catheter , and mediastinal and nasogastric tube have been removed . The right IJ sheath is now present . There is no pneumothorax on the left side . Collapse of the left lower lobe , however , is present . There is no failure .
    OUTPUT:
    
Collapse of left lower lobe . No pneumothorax .