Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable chest radiograph demonstrates newly placed nasogastric tube seen descending in an uncomplicated course with its tip located within the left upper quadrant in the expected location of the stomach . Extensive left - sided pleural effusion with adjacent atelectasis persists . There is additional atelectasis of the right base . No new focal consolidation identified . No pneumothorax .
    OUTPUT:
    
Nasogastric tube with its tip within the lumen of the stomach .