Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: From the chest radiograph performed 10 minutes earlier , the tip of the endotracheal tube is 5 cm from the carina . PICC and nasogastric tube in good position . Persistent left lower lobe atelectasis is unchanged . Right lung is clear . No pneumothorax or pleural effusions . The heart is not enlarged .
    OUTPUT:
    
Persistent left lower lobe atelectasis is unchanged . Endotracheal tube is 5 cm from the carina .